Home / 3,060.17-4,589.61-868.31

Finding the Fourth Proportional to 3,060.17, 4,589.61 and 868.31

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Solution

The fourth proportional to 3,060.17, 4,589.61 and 868.31 is: 1,302.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.17 : 4,589.61 = 868.31 : x
  2. Step 2: Convert to fraction form
    3,060.17/4,589.61 = 868.31/x
  3. Step 3: Cross multiply
    3,060.17x = 4,589.61 × 868.31
  4. Step 4: Simplify right side
    3,060.17x = 3,985,204.26
  5. Step 5: Solve for x
    x = 3,985,204.26/3,060.17
  6. Step 6: Final answer
    x = 1,302.28

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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.