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Finding the Fourth Proportional to 4,593.93, 6,891.17 and 1,306.79

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Solution

The fourth proportional to 4,593.93, 6,891.17 and 1,306.79 is: 1,960.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,593.93 : 6,891.17 = 1,306.79 : x
  2. Step 2: Convert to fraction form
    4,593.93/6,891.17 = 1,306.79/x
  3. Step 3: Cross multiply
    4,593.93x = 6,891.17 × 1,306.79
  4. Step 4: Simplify right side
    4,593.93x = 9,005,271.05
  5. Step 5: Solve for x
    x = 9,005,271.05/4,593.93
  6. Step 6: Final answer
    x = 1,960.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.