Home / 12,902.74-19,354.51-4,582.62

Finding the Fourth Proportional to 12,902.74, 19,354.51 and 4,582.62

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Solution

The fourth proportional to 12,902.74, 19,354.51 and 4,582.62 is: 6,874.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902.74 : 19,354.51 = 4,582.62 : x
  2. Step 2: Convert to fraction form
    12,902.74/19,354.51 = 4,582.62/x
  3. Step 3: Cross multiply
    12,902.74x = 19,354.51 × 4,582.62
  4. Step 4: Simplify right side
    12,902.74x = 88,694,370.34
  5. Step 5: Solve for x
    x = 88,694,370.34/12,902.74
  6. Step 6: Final answer
    x = 6,874.07

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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.