Home / 2,038.39-3,057.59-867.13

Finding the Fourth Proportional to 2,038.39, 3,057.59 and 867.13

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Solution

The fourth proportional to 2,038.39, 3,057.59 and 867.13 is: 1,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.39 : 3,057.59 = 867.13 : x
  2. Step 2: Convert to fraction form
    2,038.39/3,057.59 = 867.13/x
  3. Step 3: Cross multiply
    2,038.39x = 3,057.59 × 867.13
  4. Step 4: Simplify right side
    2,038.39x = 2,651,322.54
  5. Step 5: Solve for x
    x = 2,651,322.54/2,038.39
  6. Step 6: Final answer
    x = 1,300.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.