Home / 5,410.25-8,101.20-4,350.43

Finding the Fourth Proportional to 5,410.25, 8,101.20 and 4,350.43

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Solution

The fourth proportional to 5,410.25, 8,101.20 and 4,350.43 is: 6,514.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.25 : 8,101.20 = 4,350.43 : x
  2. Step 2: Convert to fraction form
    5,410.25/8,101.20 = 4,350.43/x
  3. Step 3: Cross multiply
    5,410.25x = 8,101.20 × 4,350.43
  4. Step 4: Simplify right side
    5,410.25x = 35,243,703.52
  5. Step 5: Solve for x
    x = 35,243,703.52/5,410.25
  6. Step 6: Final answer
    x = 6,514.25

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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.