Home / 5,625.10-8,432.85-3,976.46

Finding the Fourth Proportional to 5,625.10, 8,432.85 and 3,976.46

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Solution

The fourth proportional to 5,625.10, 8,432.85 and 3,976.46 is: 5,961.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.10 : 8,432.85 = 3,976.46 : x
  2. Step 2: Convert to fraction form
    5,625.10/8,432.85 = 3,976.46/x
  3. Step 3: Cross multiply
    5,625.10x = 8,432.85 × 3,976.46
  4. Step 4: Simplify right side
    5,625.10x = 33,532,890.71
  5. Step 5: Solve for x
    x = 33,532,890.71/5,625.10
  6. Step 6: Final answer
    x = 5,961.30

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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.