Home / 2,501.87-3,452.49-1,382.76

Finding the Fourth Proportional to 2,501.87, 3,452.49 and 1,382.76

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Solution

The fourth proportional to 2,501.87, 3,452.49 and 1,382.76 is: 1,908.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.87 : 3,452.49 = 1,382.76 : x
  2. Step 2: Convert to fraction form
    2,501.87/3,452.49 = 1,382.76/x
  3. Step 3: Cross multiply
    2,501.87x = 3,452.49 × 1,382.76
  4. Step 4: Simplify right side
    2,501.87x = 4,773,965.07
  5. Step 5: Solve for x
    x = 4,773,965.07/2,501.87
  6. Step 6: Final answer
    x = 1,908.16

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Half scale
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Double 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.