Home / 8,425.38-12,637.62-2,582.01

Finding the Fourth Proportional to 8,425.38, 12,637.62 and 2,582.01

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Solution

The fourth proportional to 8,425.38, 12,637.62 and 2,582.01 is: 3,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.38 : 12,637.62 = 2,582.01 : x
  2. Step 2: Convert to fraction form
    8,425.38/12,637.62 = 2,582.01/x
  3. Step 3: Cross multiply
    8,425.38x = 12,637.62 × 2,582.01
  4. Step 4: Simplify right side
    8,425.38x = 32,630,461.22
  5. Step 5: Solve for x
    x = 32,630,461.22/8,425.38
  6. Step 6: Final answer
    x = 3,872.88

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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.