Home / 2,289.14-3,433.71-557.75

Finding the Fourth Proportional to 2,289.14, 3,433.71 and 557.75

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Solution

The fourth proportional to 2,289.14, 3,433.71 and 557.75 is: 836.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289.14 : 3,433.71 = 557.75 : x
  2. Step 2: Convert to fraction form
    2,289.14/3,433.71 = 557.75/x
  3. Step 3: Cross multiply
    2,289.14x = 3,433.71 × 557.75
  4. Step 4: Simplify right side
    2,289.14x = 1,915,151.75
  5. Step 5: Solve for x
    x = 1,915,151.75/2,289.14
  6. Step 6: Final answer
    x = 836.63

Related Problems

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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.