Home / 10,541.89-15,812.85-7,245.01

Finding the Fourth Proportional to 10,541.89, 15,812.85 and 7,245.01

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Solution

The fourth proportional to 10,541.89, 15,812.85 and 7,245.01 is: 10,867.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,541.89 : 15,812.85 = 7,245.01 : x
  2. Step 2: Convert to fraction form
    10,541.89/15,812.85 = 7,245.01/x
  3. Step 3: Cross multiply
    10,541.89x = 15,812.85 × 7,245.01
  4. Step 4: Simplify right side
    10,541.89x = 114,564,177.31
  5. Step 5: Solve for x
    x = 114,564,177.31/10,541.89
  6. Step 6: Final answer
    x = 10,867.52

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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.