Home / 8,874.04-12,246.78-5,148.04

Finding the Fourth Proportional to 8,874.04, 12,246.78 and 5,148.04

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Solution

The fourth proportional to 8,874.04, 12,246.78 and 5,148.04 is: 7,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,874.04 : 12,246.78 = 5,148.04 : x
  2. Step 2: Convert to fraction form
    8,874.04/12,246.78 = 5,148.04/x
  3. Step 3: Cross multiply
    8,874.04x = 12,246.78 × 5,148.04
  4. Step 4: Simplify right side
    8,874.04x = 63,046,913.31
  5. Step 5: Solve for x
    x = 63,046,913.31/8,874.04
  6. Step 6: Final answer
    x = 7,104.65

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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.