Home / 5,729.28-8,599.20-3,542.24

Finding the Fourth Proportional to 5,729.28, 8,599.20 and 3,542.24

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Solution

The fourth proportional to 5,729.28, 8,599.20 and 3,542.24 is: 5,316.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,729.28 : 8,599.20 = 3,542.24 : x
  2. Step 2: Convert to fraction form
    5,729.28/8,599.20 = 3,542.24/x
  3. Step 3: Cross multiply
    5,729.28x = 8,599.20 × 3,542.24
  4. Step 4: Simplify right side
    5,729.28x = 30,460,430.21
  5. Step 5: Solve for x
    x = 30,460,430.21/5,729.28
  6. Step 6: Final answer
    x = 5,316.62

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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.