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Finding the Fourth Proportional to 10,048.71, 15,070.89 and 6,345.99

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Solution

The fourth proportional to 10,048.71, 15,070.89 and 6,345.99 is: 9,517.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,048.71 : 15,070.89 = 6,345.99 : x
  2. Step 2: Convert to fraction form
    10,048.71/15,070.89 = 6,345.99/x
  3. Step 3: Cross multiply
    10,048.71x = 15,070.89 × 6,345.99
  4. Step 4: Simplify right side
    10,048.71x = 95,639,717.23
  5. Step 5: Solve for x
    x = 95,639,717.23/10,048.71
  6. Step 6: Final answer
    x = 9,517.61

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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.