Home / 2,451.84-3,382.65-1,613.04

Finding the Fourth Proportional to 2,451.84, 3,382.65 and 1,613.04

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Solution

The fourth proportional to 2,451.84, 3,382.65 and 1,613.04 is: 2,225.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.84 : 3,382.65 = 1,613.04 : x
  2. Step 2: Convert to fraction form
    2,451.84/3,382.65 = 1,613.04/x
  3. Step 3: Cross multiply
    2,451.84x = 3,382.65 × 1,613.04
  4. Step 4: Simplify right side
    2,451.84x = 5,456,349.76
  5. Step 5: Solve for x
    x = 5,456,349.76/2,451.84
  6. Step 6: Final answer
    x = 2,225.41

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Half scale
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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.