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Finding the Fourth Proportional to 8,125.92, 11,208.88 and 4,937.00

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Solution

The fourth proportional to 8,125.92, 11,208.88 and 4,937.00 is: 6,810.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.92 : 11,208.88 = 4,937.00 : x
  2. Step 2: Convert to fraction form
    8,125.92/11,208.88 = 4,937.00/x
  3. Step 3: Cross multiply
    8,125.92x = 11,208.88 × 4,937.00
  4. Step 4: Simplify right side
    8,125.92x = 55,338,253.74
  5. Step 5: Solve for x
    x = 55,338,253.74/8,125.92
  6. Step 6: Final answer
    x = 6,810.09

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Half scale
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Double scale
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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.