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Finding the Fourth Proportional to 10,064.54, 15,097.62 and 3,490.79

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Solution

The fourth proportional to 10,064.54, 15,097.62 and 3,490.79 is: 5,236.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,064.54 : 15,097.62 = 3,490.79 : x
  2. Step 2: Convert to fraction form
    10,064.54/15,097.62 = 3,490.79/x
  3. Step 3: Cross multiply
    10,064.54x = 15,097.62 × 3,490.79
  4. Step 4: Simplify right side
    10,064.54x = 52,702,545.43
  5. Step 5: Solve for x
    x = 52,702,545.43/10,064.54
  6. Step 6: Final answer
    x = 5,236.46

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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.