Home / 10,098.33-15,150.59-5,171.46

Finding the Fourth Proportional to 10,098.33, 15,150.59 and 5,171.46

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Solution

The fourth proportional to 10,098.33, 15,150.59 and 5,171.46 is: 7,758.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,098.33 : 15,150.59 = 5,171.46 : x
  2. Step 2: Convert to fraction form
    10,098.33/15,150.59 = 5,171.46/x
  3. Step 3: Cross multiply
    10,098.33x = 15,150.59 × 5,171.46
  4. Step 4: Simplify right side
    10,098.33x = 78,350,670.16
  5. Step 5: Solve for x
    x = 78,350,670.16/10,098.33
  6. Step 6: Final answer
    x = 7,758.77

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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.