Home / 2,724.46-4,084.93-1,242.16

Finding the Fourth Proportional to 2,724.46, 4,084.93 and 1,242.16

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Solution

The fourth proportional to 2,724.46, 4,084.93 and 1,242.16 is: 1,862.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.46 : 4,084.93 = 1,242.16 : x
  2. Step 2: Convert to fraction form
    2,724.46/4,084.93 = 1,242.16/x
  3. Step 3: Cross multiply
    2,724.46x = 4,084.93 × 1,242.16
  4. Step 4: Simplify right side
    2,724.46x = 5,074,139.48
  5. Step 5: Solve for x
    x = 5,074,139.48/2,724.46
  6. Step 6: Final answer
    x = 1,862.44

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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.