Home / 2,509.38-3,462.62-1,447.19

Finding the Fourth Proportional to 2,509.38, 3,462.62 and 1,447.19

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Solution

The fourth proportional to 2,509.38, 3,462.62 and 1,447.19 is: 1,996.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509.38 : 3,462.62 = 1,447.19 : x
  2. Step 2: Convert to fraction form
    2,509.38/3,462.62 = 1,447.19/x
  3. Step 3: Cross multiply
    2,509.38x = 3,462.62 × 1,447.19
  4. Step 4: Simplify right side
    2,509.38x = 5,011,069.04
  5. Step 5: Solve for x
    x = 5,011,069.04/2,509.38
  6. Step 6: Final answer
    x = 1,996.94

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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.