Home / 8,916.58-12,304.38-4,937.59

Finding the Fourth Proportional to 8,916.58, 12,304.38 and 4,937.59

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Solution

The fourth proportional to 8,916.58, 12,304.38 and 4,937.59 is: 6,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916.58 : 12,304.38 = 4,937.59 : x
  2. Step 2: Convert to fraction form
    8,916.58/12,304.38 = 4,937.59/x
  3. Step 3: Cross multiply
    8,916.58x = 12,304.38 × 4,937.59
  4. Step 4: Simplify right side
    8,916.58x = 60,753,983.64
  5. Step 5: Solve for x
    x = 60,753,983.64/8,916.58
  6. Step 6: Final answer
    x = 6,813.60

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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.