Home / 5,592.50-8,389.37-2,129.75

Finding the Fourth Proportional to 5,592.50, 8,389.37 and 2,129.75

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Solution

The fourth proportional to 5,592.50, 8,389.37 and 2,129.75 is: 3,194.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,592.50 : 8,389.37 = 2,129.75 : x
  2. Step 2: Convert to fraction form
    5,592.50/8,389.37 = 2,129.75/x
  3. Step 3: Cross multiply
    5,592.50x = 8,389.37 × 2,129.75
  4. Step 4: Simplify right side
    5,592.50x = 17,867,260.76
  5. Step 5: Solve for x
    x = 17,867,260.76/5,592.50
  6. Step 6: Final answer
    x = 3,194.86

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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.