Home / 5,713.60-8,575.20-2,598.40

Finding the Fourth Proportional to 5,713.60, 8,575.20 and 2,598.40

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Solution

The fourth proportional to 5,713.60, 8,575.20 and 2,598.40 is: 3,899.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713.60 : 8,575.20 = 2,598.40 : x
  2. Step 2: Convert to fraction form
    5,713.60/8,575.20 = 2,598.40/x
  3. Step 3: Cross multiply
    5,713.60x = 8,575.20 × 2,598.40
  4. Step 4: Simplify right side
    5,713.60x = 22,281,799.68
  5. Step 5: Solve for x
    x = 22,281,799.68/5,713.60
  6. Step 6: Final answer
    x = 3,899.78

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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.