Home / 2,451.06-3,382.38-1,402.92

Finding the Fourth Proportional to 2,451.06, 3,382.38 and 1,402.92

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Solution

The fourth proportional to 2,451.06, 3,382.38 and 1,402.92 is: 1,935.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.06 : 3,382.38 = 1,402.92 : x
  2. Step 2: Convert to fraction form
    2,451.06/3,382.38 = 1,402.92/x
  3. Step 3: Cross multiply
    2,451.06x = 3,382.38 × 1,402.92
  4. Step 4: Simplify right side
    2,451.06x = 4,745,208.55
  5. Step 5: Solve for x
    x = 4,745,208.55/2,451.06
  6. Step 6: Final answer
    x = 1,935.98

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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.