Home / 5,153.24-7,719.55-2,376.11

Finding the Fourth Proportional to 5,153.24, 7,719.55 and 2,376.11

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Solution

The fourth proportional to 5,153.24, 7,719.55 and 2,376.11 is: 3,559.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.24 : 7,719.55 = 2,376.11 : x
  2. Step 2: Convert to fraction form
    5,153.24/7,719.55 = 2,376.11/x
  3. Step 3: Cross multiply
    5,153.24x = 7,719.55 × 2,376.11
  4. Step 4: Simplify right side
    5,153.24x = 18,342,499.95
  5. Step 5: Solve for x
    x = 18,342,499.95/5,153.24
  6. Step 6: Final answer
    x = 3,559.41

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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.