Home / 2,492.52-3,439.68-1,373.43

Finding the Fourth Proportional to 2,492.52, 3,439.68 and 1,373.43

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Solution

The fourth proportional to 2,492.52, 3,439.68 and 1,373.43 is: 1,895.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.52 : 3,439.68 = 1,373.43 : x
  2. Step 2: Convert to fraction form
    2,492.52/3,439.68 = 1,373.43/x
  3. Step 3: Cross multiply
    2,492.52x = 3,439.68 × 1,373.43
  4. Step 4: Simplify right side
    2,492.52x = 4,724,159.70
  5. Step 5: Solve for x
    x = 4,724,159.70/2,492.52
  6. Step 6: Final answer
    x = 1,895.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.