Home / 5,608.28-8,412.11-1,712.38

Finding the Fourth Proportional to 5,608.28, 8,412.11 and 1,712.38

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Solution

The fourth proportional to 5,608.28, 8,412.11 and 1,712.38 is: 2,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608.28 : 8,412.11 = 1,712.38 : x
  2. Step 2: Convert to fraction form
    5,608.28/8,412.11 = 1,712.38/x
  3. Step 3: Cross multiply
    5,608.28x = 8,412.11 × 1,712.38
  4. Step 4: Simplify right side
    5,608.28x = 14,404,728.92
  5. Step 5: Solve for x
    x = 14,404,728.92/5,608.28
  6. Step 6: Final answer
    x = 2,568.48

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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.