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Finding the Fourth Proportional to 8,967.17, 12,374.99 and 4,934.17

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Solution

The fourth proportional to 8,967.17, 12,374.99 and 4,934.17 is: 6,809.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967.17 : 12,374.99 = 4,934.17 : x
  2. Step 2: Convert to fraction form
    8,967.17/12,374.99 = 4,934.17/x
  3. Step 3: Cross multiply
    8,967.17x = 12,374.99 × 4,934.17
  4. Step 4: Simplify right side
    8,967.17x = 61,060,304.41
  5. Step 5: Solve for x
    x = 61,060,304.41/8,967.17
  6. Step 6: Final answer
    x = 6,809.32

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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.