Home / 8,719.20-13,074.89-2,795.00

Finding the Fourth Proportional to 8,719.20, 13,074.89 and 2,795.00

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Solution

The fourth proportional to 8,719.20, 13,074.89 and 2,795.00 is: 4,191.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719.20 : 13,074.89 = 2,795.00 : x
  2. Step 2: Convert to fraction form
    8,719.20/13,074.89 = 2,795.00/x
  3. Step 3: Cross multiply
    8,719.20x = 13,074.89 × 2,795.00
  4. Step 4: Simplify right side
    8,719.20x = 36,544,238.20
  5. Step 5: Solve for x
    x = 36,544,238.20/8,719.20
  6. Step 6: Final answer
    x = 4,191.24

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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.