Home / 5,808.60-8,712.90-2,345.04

Finding the Fourth Proportional to 5,808.60, 8,712.90 and 2,345.04

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Solution

The fourth proportional to 5,808.60, 8,712.90 and 2,345.04 is: 3,517.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.60 : 8,712.90 = 2,345.04 : x
  2. Step 2: Convert to fraction form
    5,808.60/8,712.90 = 2,345.04/x
  3. Step 3: Cross multiply
    5,808.60x = 8,712.90 × 2,345.04
  4. Step 4: Simplify right side
    5,808.60x = 20,432,099.02
  5. Step 5: Solve for x
    x = 20,432,099.02/5,808.60
  6. Step 6: Final answer
    x = 3,517.56

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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.