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Finding the Fourth Proportional to 8,384.04, 12,582.54 and 5,913.54

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Solution

The fourth proportional to 8,384.04, 12,582.54 and 5,913.54 is: 8,874.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384.04 : 12,582.54 = 5,913.54 : x
  2. Step 2: Convert to fraction form
    8,384.04/12,582.54 = 5,913.54/x
  3. Step 3: Cross multiply
    8,384.04x = 12,582.54 × 5,913.54
  4. Step 4: Simplify right side
    8,384.04x = 74,407,353.59
  5. Step 5: Solve for x
    x = 74,407,353.59/8,384.04
  6. Step 6: Final answer
    x = 8,874.88

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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.