Home / 7,315.17-10,974.38-4,026.57

Finding the Fourth Proportional to 7,315.17, 10,974.38 and 4,026.57

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Solution

The fourth proportional to 7,315.17, 10,974.38 and 4,026.57 is: 6,040.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.17 : 10,974.38 = 4,026.57 : x
  2. Step 2: Convert to fraction form
    7,315.17/10,974.38 = 4,026.57/x
  3. Step 3: Cross multiply
    7,315.17x = 10,974.38 × 4,026.57
  4. Step 4: Simplify right side
    7,315.17x = 44,189,089.14
  5. Step 5: Solve for x
    x = 44,189,089.14/7,315.17
  6. Step 6: Final answer
    x = 6,040.75

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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.