Home / 5,019.19-7,519.07-2,423.95

Finding the Fourth Proportional to 5,019.19, 7,519.07 and 2,423.95

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Solution

The fourth proportional to 5,019.19, 7,519.07 and 2,423.95 is: 3,631.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.19 : 7,519.07 = 2,423.95 : x
  2. Step 2: Convert to fraction form
    5,019.19/7,519.07 = 2,423.95/x
  3. Step 3: Cross multiply
    5,019.19x = 7,519.07 × 2,423.95
  4. Step 4: Simplify right side
    5,019.19x = 18,225,837.61
  5. Step 5: Solve for x
    x = 18,225,837.61/5,019.19
  6. Step 6: Final answer
    x = 3,631.23

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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.