Home / 2,127.56-3,191.33-588.56

Finding the Fourth Proportional to 2,127.56, 3,191.33 and 588.56

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Solution

The fourth proportional to 2,127.56, 3,191.33 and 588.56 is: 882.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.56 : 3,191.33 = 588.56 : x
  2. Step 2: Convert to fraction form
    2,127.56/3,191.33 = 588.56/x
  3. Step 3: Cross multiply
    2,127.56x = 3,191.33 × 588.56
  4. Step 4: Simplify right side
    2,127.56x = 1,878,274.70
  5. Step 5: Solve for x
    x = 1,878,274.70/2,127.56
  6. Step 6: Final answer
    x = 882.83

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Double scale
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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.