Home / 5,921.60-8,883.66-1,761.62

Finding the Fourth Proportional to 5,921.60, 8,883.66 and 1,761.62

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Solution

The fourth proportional to 5,921.60, 8,883.66 and 1,761.62 is: 2,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.60 : 8,883.66 = 1,761.62 : x
  2. Step 2: Convert to fraction form
    5,921.60/8,883.66 = 1,761.62/x
  3. Step 3: Cross multiply
    5,921.60x = 8,883.66 × 1,761.62
  4. Step 4: Simplify right side
    5,921.60x = 15,649,633.13
  5. Step 5: Solve for x
    x = 15,649,633.13/5,921.60
  6. Step 6: Final answer
    x = 2,642.80

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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.