Home / 8,252.27-11,389.71-6,456.17

Finding the Fourth Proportional to 8,252.27, 11,389.71 and 6,456.17

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Solution

The fourth proportional to 8,252.27, 11,389.71 and 6,456.17 is: 8,910.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.27 : 11,389.71 = 6,456.17 : x
  2. Step 2: Convert to fraction form
    8,252.27/11,389.71 = 6,456.17/x
  3. Step 3: Cross multiply
    8,252.27x = 11,389.71 × 6,456.17
  4. Step 4: Simplify right side
    8,252.27x = 73,533,904.01
  5. Step 5: Solve for x
    x = 73,533,904.01/8,252.27
  6. Step 6: Final answer
    x = 8,910.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.