Home / 5,680.08-8,521.53-5,585.90

Finding the Fourth Proportional to 5,680.08, 8,521.53 and 5,585.90

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Solution

The fourth proportional to 5,680.08, 8,521.53 and 5,585.90 is: 8,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680.08 : 8,521.53 = 5,585.90 : x
  2. Step 2: Convert to fraction form
    5,680.08/8,521.53 = 5,585.90/x
  3. Step 3: Cross multiply
    5,680.08x = 8,521.53 × 5,585.90
  4. Step 4: Simplify right side
    5,680.08x = 47,600,414.43
  5. Step 5: Solve for x
    x = 47,600,414.43/5,680.08
  6. Step 6: Final answer
    x = 8,380.24

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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.