Home / 3,957.23-5,937.92-2,870.57

Finding the Fourth Proportional to 3,957.23, 5,937.92 and 2,870.57

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Solution

The fourth proportional to 3,957.23, 5,937.92 and 2,870.57 is: 4,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.23 : 5,937.92 = 2,870.57 : x
  2. Step 2: Convert to fraction form
    3,957.23/5,937.92 = 2,870.57/x
  3. Step 3: Cross multiply
    3,957.23x = 5,937.92 × 2,870.57
  4. Step 4: Simplify right side
    3,957.23x = 17,045,193.24
  5. Step 5: Solve for x
    x = 17,045,193.24/3,957.23
  6. Step 6: Final answer
    x = 4,307.35

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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.