Home / 5,614.56-8,423.85-2,407.50

Finding the Fourth Proportional to 5,614.56, 8,423.85 and 2,407.50

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Solution

The fourth proportional to 5,614.56, 8,423.85 and 2,407.50 is: 3,612.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614.56 : 8,423.85 = 2,407.50 : x
  2. Step 2: Convert to fraction form
    5,614.56/8,423.85 = 2,407.50/x
  3. Step 3: Cross multiply
    5,614.56x = 8,423.85 × 2,407.50
  4. Step 4: Simplify right side
    5,614.56x = 20,280,418.88
  5. Step 5: Solve for x
    x = 20,280,418.88/5,614.56
  6. Step 6: Final answer
    x = 3,612.11

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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.