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Finding the Fourth Proportional to 9,470.70, 14,204.79 and 6,850.71

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Solution

The fourth proportional to 9,470.70, 14,204.79 and 6,850.71 is: 10,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,470.70 : 14,204.79 = 6,850.71 : x
  2. Step 2: Convert to fraction form
    9,470.70/14,204.79 = 6,850.71/x
  3. Step 3: Cross multiply
    9,470.70x = 14,204.79 × 6,850.71
  4. Step 4: Simplify right side
    9,470.70x = 97,312,896.90
  5. Step 5: Solve for x
    x = 97,312,896.90/9,470.70
  6. Step 6: Final answer
    x = 10,275.15

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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.