Home / 8,050.40-12,074.72-3,887.04

Finding the Fourth Proportional to 8,050.40, 12,074.72 and 3,887.04

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Solution

The fourth proportional to 8,050.40, 12,074.72 and 3,887.04 is: 5,830.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050.40 : 12,074.72 = 3,887.04 : x
  2. Step 2: Convert to fraction form
    8,050.40/12,074.72 = 3,887.04/x
  3. Step 3: Cross multiply
    8,050.40x = 12,074.72 × 3,887.04
  4. Step 4: Simplify right side
    8,050.40x = 46,934,919.63
  5. Step 5: Solve for x
    x = 46,934,919.63/8,050.40
  6. Step 6: Final answer
    x = 5,830.14

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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.