Home / 5,432.85-8,152.02-2,513.25

Finding the Fourth Proportional to 5,432.85, 8,152.02 and 2,513.25

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Solution

The fourth proportional to 5,432.85, 8,152.02 and 2,513.25 is: 3,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.85 : 8,152.02 = 2,513.25 : x
  2. Step 2: Convert to fraction form
    5,432.85/8,152.02 = 2,513.25/x
  3. Step 3: Cross multiply
    5,432.85x = 8,152.02 × 2,513.25
  4. Step 4: Simplify right side
    5,432.85x = 20,488,064.27
  5. Step 5: Solve for x
    x = 20,488,064.27/5,432.85
  6. Step 6: Final answer
    x = 3,771.14

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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.