Home / 5,919.15-8,879.73-2,632.30

Finding the Fourth Proportional to 5,919.15, 8,879.73 and 2,632.30

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Solution

The fourth proportional to 5,919.15, 8,879.73 and 2,632.30 is: 3,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.15 : 8,879.73 = 2,632.30 : x
  2. Step 2: Convert to fraction form
    5,919.15/8,879.73 = 2,632.30/x
  3. Step 3: Cross multiply
    5,919.15x = 8,879.73 × 2,632.30
  4. Step 4: Simplify right side
    5,919.15x = 23,374,113.28
  5. Step 5: Solve for x
    x = 23,374,113.28/5,919.15
  6. Step 6: Final answer
    x = 3,948.90

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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.