Home / 10,241.37-14,132.97-5,765.13

Finding the Fourth Proportional to 10,241.37, 14,132.97 and 5,765.13

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Solution

The fourth proportional to 10,241.37, 14,132.97 and 5,765.13 is: 7,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.37 : 14,132.97 = 5,765.13 : x
  2. Step 2: Convert to fraction form
    10,241.37/14,132.97 = 5,765.13/x
  3. Step 3: Cross multiply
    10,241.37x = 14,132.97 × 5,765.13
  4. Step 4: Simplify right side
    10,241.37x = 81,478,409.34
  5. Step 5: Solve for x
    x = 81,478,409.34/10,241.37
  6. Step 6: Final answer
    x = 7,955.81

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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.