Home / 7,097.28-10,647.48-2,166.96

Finding the Fourth Proportional to 7,097.28, 10,647.48 and 2,166.96

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Solution

The fourth proportional to 7,097.28, 10,647.48 and 2,166.96 is: 3,250.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097.28 : 10,647.48 = 2,166.96 : x
  2. Step 2: Convert to fraction form
    7,097.28/10,647.48 = 2,166.96/x
  3. Step 3: Cross multiply
    7,097.28x = 10,647.48 × 2,166.96
  4. Step 4: Simplify right side
    7,097.28x = 23,072,663.26
  5. Step 5: Solve for x
    x = 23,072,663.26/7,097.28
  6. Step 6: Final answer
    x = 3,250.92

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.