Home / 3,257.38-4,495.08-1,860.13

Finding the Fourth Proportional to 3,257.38, 4,495.08 and 1,860.13

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Solution

The fourth proportional to 3,257.38, 4,495.08 and 1,860.13 is: 2,566.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.38 : 4,495.08 = 1,860.13 : x
  2. Step 2: Convert to fraction form
    3,257.38/4,495.08 = 1,860.13/x
  3. Step 3: Cross multiply
    3,257.38x = 4,495.08 × 1,860.13
  4. Step 4: Simplify right side
    3,257.38x = 8,361,433.16
  5. Step 5: Solve for x
    x = 8,361,433.16/3,257.38
  6. Step 6: Final answer
    x = 2,566.92

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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.