Home / 5,593.51-8,382.70-2,128.87

Finding the Fourth Proportional to 5,593.51, 8,382.70 and 2,128.87

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Solution

The fourth proportional to 5,593.51, 8,382.70 and 2,128.87 is: 3,190.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,593.51 : 8,382.70 = 2,128.87 : x
  2. Step 2: Convert to fraction form
    5,593.51/8,382.70 = 2,128.87/x
  3. Step 3: Cross multiply
    5,593.51x = 8,382.70 × 2,128.87
  4. Step 4: Simplify right side
    5,593.51x = 17,845,678.55
  5. Step 5: Solve for x
    x = 17,845,678.55/5,593.51
  6. Step 6: Final answer
    x = 3,190.43

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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.