Home / 3,643.38-5,465.07-1,046.34

Finding the Fourth Proportional to 3,643.38, 5,465.07 and 1,046.34

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Solution

The fourth proportional to 3,643.38, 5,465.07 and 1,046.34 is: 1,569.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.38 : 5,465.07 = 1,046.34 : x
  2. Step 2: Convert to fraction form
    3,643.38/5,465.07 = 1,046.34/x
  3. Step 3: Cross multiply
    3,643.38x = 5,465.07 × 1,046.34
  4. Step 4: Simplify right side
    3,643.38x = 5,718,321.34
  5. Step 5: Solve for x
    x = 5,718,321.34/3,643.38
  6. Step 6: Final answer
    x = 1,569.51

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.