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Finding the Fourth Proportional to 6,456.28, 8,897.54 and 4,463.28

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Solution

The fourth proportional to 6,456.28, 8,897.54 and 4,463.28 is: 6,150.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456.28 : 8,897.54 = 4,463.28 : x
  2. Step 2: Convert to fraction form
    6,456.28/8,897.54 = 4,463.28/x
  3. Step 3: Cross multiply
    6,456.28x = 8,897.54 × 4,463.28
  4. Step 4: Simplify right side
    6,456.28x = 39,712,212.33
  5. Step 5: Solve for x
    x = 39,712,212.33/6,456.28
  6. Step 6: Final answer
    x = 6,150.94

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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.