Home / 6,363.57-8,782.26-3,711.15

Finding the Fourth Proportional to 6,363.57, 8,782.26 and 3,711.15

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Solution

The fourth proportional to 6,363.57, 8,782.26 and 3,711.15 is: 5,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,363.57 : 8,782.26 = 3,711.15 : x
  2. Step 2: Convert to fraction form
    6,363.57/8,782.26 = 3,711.15/x
  3. Step 3: Cross multiply
    6,363.57x = 8,782.26 × 3,711.15
  4. Step 4: Simplify right side
    6,363.57x = 32,592,284.20
  5. Step 5: Solve for x
    x = 32,592,284.20/6,363.57
  6. Step 6: Final answer
    x = 5,121.70

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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.