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Finding the Fourth Proportional to 2,482.54, 3,708.17 and 1,862.98

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Solution

The fourth proportional to 2,482.54, 3,708.17 and 1,862.98 is: 2,782.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.54 : 3,708.17 = 1,862.98 : x
  2. Step 2: Convert to fraction form
    2,482.54/3,708.17 = 1,862.98/x
  3. Step 3: Cross multiply
    2,482.54x = 3,708.17 × 1,862.98
  4. Step 4: Simplify right side
    2,482.54x = 6,908,246.55
  5. Step 5: Solve for x
    x = 6,908,246.55/2,482.54
  6. Step 6: Final answer
    x = 2,782.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.