Home / 8,916.11-12,304.30-4,937.29

Finding the Fourth Proportional to 8,916.11, 12,304.30 and 4,937.29

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Solution

The fourth proportional to 8,916.11, 12,304.30 and 4,937.29 is: 6,813.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916.11 : 12,304.30 = 4,937.29 : x
  2. Step 2: Convert to fraction form
    8,916.11/12,304.30 = 4,937.29/x
  3. Step 3: Cross multiply
    8,916.11x = 12,304.30 × 4,937.29
  4. Step 4: Simplify right side
    8,916.11x = 60,749,897.35
  5. Step 5: Solve for x
    x = 60,749,897.35/8,916.11
  6. Step 6: Final answer
    x = 6,813.50

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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.