Home / 5,725.43-8,588.15-1,830.14

Finding the Fourth Proportional to 5,725.43, 8,588.15 and 1,830.14

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Solution

The fourth proportional to 5,725.43, 8,588.15 and 1,830.14 is: 2,745.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.43 : 8,588.15 = 1,830.14 : x
  2. Step 2: Convert to fraction form
    5,725.43/8,588.15 = 1,830.14/x
  3. Step 3: Cross multiply
    5,725.43x = 8,588.15 × 1,830.14
  4. Step 4: Simplify right side
    5,725.43x = 15,717,507.69
  5. Step 5: Solve for x
    x = 15,717,507.69/5,725.43
  6. Step 6: Final answer
    x = 2,745.21

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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.