Home / 4,791.15-7,188.08-1,505.18

Finding the Fourth Proportional to 4,791.15, 7,188.08 and 1,505.18

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Solution

The fourth proportional to 4,791.15, 7,188.08 and 1,505.18 is: 2,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.15 : 7,188.08 = 1,505.18 : x
  2. Step 2: Convert to fraction form
    4,791.15/7,188.08 = 1,505.18/x
  3. Step 3: Cross multiply
    4,791.15x = 7,188.08 × 1,505.18
  4. Step 4: Simplify right side
    4,791.15x = 10,819,364.70
  5. Step 5: Solve for x
    x = 10,819,364.70/4,791.15
  6. Step 6: Final answer
    x = 2,258.20

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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.