Home / 10,000.92-15,001.36-3,840.60

Finding the Fourth Proportional to 10,000.92, 15,001.36 and 3,840.60

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Solution

The fourth proportional to 10,000.92, 15,001.36 and 3,840.60 is: 5,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000.92 : 15,001.36 = 3,840.60 : x
  2. Step 2: Convert to fraction form
    10,000.92/15,001.36 = 3,840.60/x
  3. Step 3: Cross multiply
    10,000.92x = 15,001.36 × 3,840.60
  4. Step 4: Simplify right side
    10,000.92x = 57,614,223.22
  5. Step 5: Solve for x
    x = 57,614,223.22/10,000.92
  6. Step 6: Final answer
    x = 5,760.89

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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.