Home / 6,432.72-8,877.26-3,600.12

Finding the Fourth Proportional to 6,432.72, 8,877.26 and 3,600.12

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Solution

The fourth proportional to 6,432.72, 8,877.26 and 3,600.12 is: 4,968.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432.72 : 8,877.26 = 3,600.12 : x
  2. Step 2: Convert to fraction form
    6,432.72/8,877.26 = 3,600.12/x
  3. Step 3: Cross multiply
    6,432.72x = 8,877.26 × 3,600.12
  4. Step 4: Simplify right side
    6,432.72x = 31,959,201.27
  5. Step 5: Solve for x
    x = 31,959,201.27/6,432.72
  6. Step 6: Final answer
    x = 4,968.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.