Home / 8,569.88-12,856.75-3,023.62

Finding the Fourth Proportional to 8,569.88, 12,856.75 and 3,023.62

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Solution

The fourth proportional to 8,569.88, 12,856.75 and 3,023.62 is: 4,536.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.88 : 12,856.75 = 3,023.62 : x
  2. Step 2: Convert to fraction form
    8,569.88/12,856.75 = 3,023.62/x
  3. Step 3: Cross multiply
    8,569.88x = 12,856.75 × 3,023.62
  4. Step 4: Simplify right side
    8,569.88x = 38,873,926.44
  5. Step 5: Solve for x
    x = 38,873,926.44/8,569.88
  6. Step 6: Final answer
    x = 4,536.11

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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.