Home / 2,501.54-3,452.12-1,382.48

Finding the Fourth Proportional to 2,501.54, 3,452.12 and 1,382.48

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Solution

The fourth proportional to 2,501.54, 3,452.12 and 1,382.48 is: 1,907.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.54 : 3,452.12 = 1,382.48 : x
  2. Step 2: Convert to fraction form
    2,501.54/3,452.12 = 1,382.48/x
  3. Step 3: Cross multiply
    2,501.54x = 3,452.12 × 1,382.48
  4. Step 4: Simplify right side
    2,501.54x = 4,772,462.68
  5. Step 5: Solve for x
    x = 4,772,462.68/2,501.54
  6. Step 6: Final answer
    x = 1,907.81

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Half scale
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Double scale
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Similar ratio
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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.