Home / 5,350.35-8,030.39-2,887.55

Finding the Fourth Proportional to 5,350.35, 8,030.39 and 2,887.55

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Solution

The fourth proportional to 5,350.35, 8,030.39 and 2,887.55 is: 4,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.35 : 8,030.39 = 2,887.55 : x
  2. Step 2: Convert to fraction form
    5,350.35/8,030.39 = 2,887.55/x
  3. Step 3: Cross multiply
    5,350.35x = 8,030.39 × 2,887.55
  4. Step 4: Simplify right side
    5,350.35x = 23,188,098.05
  5. Step 5: Solve for x
    x = 23,188,098.05/5,350.35
  6. Step 6: Final answer
    x = 4,333.94

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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.