Home / 6,943.30-10,415.16-2,013.15

Finding the Fourth Proportional to 6,943.30, 10,415.16 and 2,013.15

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Solution

The fourth proportional to 6,943.30, 10,415.16 and 2,013.15 is: 3,019.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.30 : 10,415.16 = 2,013.15 : x
  2. Step 2: Convert to fraction form
    6,943.30/10,415.16 = 2,013.15/x
  3. Step 3: Cross multiply
    6,943.30x = 10,415.16 × 2,013.15
  4. Step 4: Simplify right side
    6,943.30x = 20,967,279.35
  5. Step 5: Solve for x
    x = 20,967,279.35/6,943.30
  6. Step 6: Final answer
    x = 3,019.79

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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.