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Finding the Fourth Proportional to 8,532.34, 12,798.41 and 4,088.95

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Solution

The fourth proportional to 8,532.34, 12,798.41 and 4,088.95 is: 6,133.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532.34 : 12,798.41 = 4,088.95 : x
  2. Step 2: Convert to fraction form
    8,532.34/12,798.41 = 4,088.95/x
  3. Step 3: Cross multiply
    8,532.34x = 12,798.41 × 4,088.95
  4. Step 4: Simplify right side
    8,532.34x = 52,332,006.13
  5. Step 5: Solve for x
    x = 52,332,006.13/8,532.34
  6. Step 6: Final answer
    x = 6,133.37

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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.