Home / 6,898.62-9,520.31-3,755.02

Finding the Fourth Proportional to 6,898.62, 9,520.31 and 3,755.02

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Solution

The fourth proportional to 6,898.62, 9,520.31 and 3,755.02 is: 5,182.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.62 : 9,520.31 = 3,755.02 : x
  2. Step 2: Convert to fraction form
    6,898.62/9,520.31 = 3,755.02/x
  3. Step 3: Cross multiply
    6,898.62x = 9,520.31 × 3,755.02
  4. Step 4: Simplify right side
    6,898.62x = 35,748,954.46
  5. Step 5: Solve for x
    x = 35,748,954.46/6,898.62
  6. Step 6: Final answer
    x = 5,182.04

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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.