Home / 5,719.96-8,579.22-2,432.44

Finding the Fourth Proportional to 5,719.96, 8,579.22 and 2,432.44

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Solution

The fourth proportional to 5,719.96, 8,579.22 and 2,432.44 is: 3,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.96 : 8,579.22 = 2,432.44 : x
  2. Step 2: Convert to fraction form
    5,719.96/8,579.22 = 2,432.44/x
  3. Step 3: Cross multiply
    5,719.96x = 8,579.22 × 2,432.44
  4. Step 4: Simplify right side
    5,719.96x = 20,868,437.90
  5. Step 5: Solve for x
    x = 20,868,437.90/5,719.96
  6. Step 6: Final answer
    x = 3,648.35

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1.5x scale

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.