Home / 2,360.38-3,257.22-1,574.32

Finding the Fourth Proportional to 2,360.38, 3,257.22 and 1,574.32

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Solution

The fourth proportional to 2,360.38, 3,257.22 and 1,574.32 is: 2,172.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360.38 : 3,257.22 = 1,574.32 : x
  2. Step 2: Convert to fraction form
    2,360.38/3,257.22 = 1,574.32/x
  3. Step 3: Cross multiply
    2,360.38x = 3,257.22 × 1,574.32
  4. Step 4: Simplify right side
    2,360.38x = 5,127,906.59
  5. Step 5: Solve for x
    x = 5,127,906.59/2,360.38
  6. Step 6: Final answer
    x = 2,172.49

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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.