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Finding the Fourth Proportional to 8,590.62, 12,885.95 and 3,044.02

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Solution

The fourth proportional to 8,590.62, 12,885.95 and 3,044.02 is: 4,566.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590.62 : 12,885.95 = 3,044.02 : x
  2. Step 2: Convert to fraction form
    8,590.62/12,885.95 = 3,044.02/x
  3. Step 3: Cross multiply
    8,590.62x = 12,885.95 × 3,044.02
  4. Step 4: Simplify right side
    8,590.62x = 39,225,089.52
  5. Step 5: Solve for x
    x = 39,225,089.52/8,590.62
  6. Step 6: Final answer
    x = 4,566.04

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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.