Home / 8,573.28-12,856.34-3,024.12

Finding the Fourth Proportional to 8,573.28, 12,856.34 and 3,024.12

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Solution

The fourth proportional to 8,573.28, 12,856.34 and 3,024.12 is: 4,534.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573.28 : 12,856.34 = 3,024.12 : x
  2. Step 2: Convert to fraction form
    8,573.28/12,856.34 = 3,024.12/x
  3. Step 3: Cross multiply
    8,573.28x = 12,856.34 × 3,024.12
  4. Step 4: Simplify right side
    8,573.28x = 38,879,099.80
  5. Step 5: Solve for x
    x = 38,879,099.80/8,573.28
  6. Step 6: Final answer
    x = 4,534.92

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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.