Home / 9,191.65-13,788.85-4,261.79

Finding the Fourth Proportional to 9,191.65, 13,788.85 and 4,261.79

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Solution

The fourth proportional to 9,191.65, 13,788.85 and 4,261.79 is: 6,393.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191.65 : 13,788.85 = 4,261.79 : x
  2. Step 2: Convert to fraction form
    9,191.65/13,788.85 = 4,261.79/x
  3. Step 3: Cross multiply
    9,191.65x = 13,788.85 × 4,261.79
  4. Step 4: Simplify right side
    9,191.65x = 58,765,183.04
  5. Step 5: Solve for x
    x = 58,765,183.04/9,191.65
  6. Step 6: Final answer
    x = 6,393.32

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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.