Home / 10,241.56-14,132.10-7,098.76

Finding the Fourth Proportional to 10,241.56, 14,132.10 and 7,098.76

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Solution

The fourth proportional to 10,241.56, 14,132.10 and 7,098.76 is: 9,795.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.56 : 14,132.10 = 7,098.76 : x
  2. Step 2: Convert to fraction form
    10,241.56/14,132.10 = 7,098.76/x
  3. Step 3: Cross multiply
    10,241.56x = 14,132.10 × 7,098.76
  4. Step 4: Simplify right side
    10,241.56x = 100,320,386.20
  5. Step 5: Solve for x
    x = 100,320,386.20/10,241.56
  6. Step 6: Final answer
    x = 9,795.42

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Half scale
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Double scale
Find fourth proportional to 10,242.56, 14,133.48 and 7,099.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.