Home / 2,486.50-3,728.23-1,023.84

Finding the Fourth Proportional to 2,486.50, 3,728.23 and 1,023.84

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Solution

The fourth proportional to 2,486.50, 3,728.23 and 1,023.84 is: 1,535.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.50 : 3,728.23 = 1,023.84 : x
  2. Step 2: Convert to fraction form
    2,486.50/3,728.23 = 1,023.84/x
  3. Step 3: Cross multiply
    2,486.50x = 3,728.23 × 1,023.84
  4. Step 4: Simplify right side
    2,486.50x = 3,817,108.44
  5. Step 5: Solve for x
    x = 3,817,108.44/2,486.50
  6. Step 6: Final answer
    x = 1,535.13

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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.