Home / 6,648.30-9,158.04-5,073.66

Finding the Fourth Proportional to 6,648.30, 9,158.04 and 5,073.66

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Solution

The fourth proportional to 6,648.30, 9,158.04 and 5,073.66 is: 6,988.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.30 : 9,158.04 = 5,073.66 : x
  2. Step 2: Convert to fraction form
    6,648.30/9,158.04 = 5,073.66/x
  3. Step 3: Cross multiply
    6,648.30x = 9,158.04 × 5,073.66
  4. Step 4: Simplify right side
    6,648.30x = 46,464,781.23
  5. Step 5: Solve for x
    x = 46,464,781.23/6,648.30
  6. Step 6: Final answer
    x = 6,988.97

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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.