Home / 2,288.14-3,432.21-556.75

Finding the Fourth Proportional to 2,288.14, 3,432.21 and 556.75

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Solution

The fourth proportional to 2,288.14, 3,432.21 and 556.75 is: 835.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.14 : 3,432.21 = 556.75 : x
  2. Step 2: Convert to fraction form
    2,288.14/3,432.21 = 556.75/x
  3. Step 3: Cross multiply
    2,288.14x = 3,432.21 × 556.75
  4. Step 4: Simplify right side
    2,288.14x = 1,910,882.92
  5. Step 5: Solve for x
    x = 1,910,882.92/2,288.14
  6. Step 6: Final answer
    x = 835.13

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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.