Home / 8,113.43-11,200.29-4,755.80

Finding the Fourth Proportional to 8,113.43, 11,200.29 and 4,755.80

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Solution

The fourth proportional to 8,113.43, 11,200.29 and 4,755.80 is: 6,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.43 : 11,200.29 = 4,755.80 : x
  2. Step 2: Convert to fraction form
    8,113.43/11,200.29 = 4,755.80/x
  3. Step 3: Cross multiply
    8,113.43x = 11,200.29 × 4,755.80
  4. Step 4: Simplify right side
    8,113.43x = 53,266,339.18
  5. Step 5: Solve for x
    x = 53,266,339.18/8,113.43
  6. Step 6: Final answer
    x = 6,565.21

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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.