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Finding the Fourth Proportional to 6,351.36, 9,470.72 and 5,927.68

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Solution

The fourth proportional to 6,351.36, 9,470.72 and 5,927.68 is: 8,838.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.36 : 9,470.72 = 5,927.68 : x
  2. Step 2: Convert to fraction form
    6,351.36/9,470.72 = 5,927.68/x
  3. Step 3: Cross multiply
    6,351.36x = 9,470.72 × 5,927.68
  4. Step 4: Simplify right side
    6,351.36x = 56,139,397.53
  5. Step 5: Solve for x
    x = 56,139,397.53/6,351.36
  6. Step 6: Final answer
    x = 8,838.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.