Home / 6,920.17-9,538.92-4,525.90

Finding the Fourth Proportional to 6,920.17, 9,538.92 and 4,525.90

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Solution

The fourth proportional to 6,920.17, 9,538.92 and 4,525.90 is: 6,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.17 : 9,538.92 = 4,525.90 : x
  2. Step 2: Convert to fraction form
    6,920.17/9,538.92 = 4,525.90/x
  3. Step 3: Cross multiply
    6,920.17x = 9,538.92 × 4,525.90
  4. Step 4: Simplify right side
    6,920.17x = 43,172,174.18
  5. Step 5: Solve for x
    x = 43,172,174.18/6,920.17
  6. Step 6: Final answer
    x = 6,238.60

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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.