Home / 7,013.66-10,515.93-3,502.61

Finding the Fourth Proportional to 7,013.66, 10,515.93 and 3,502.61

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Solution

The fourth proportional to 7,013.66, 10,515.93 and 3,502.61 is: 5,251.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.66 : 10,515.93 = 3,502.61 : x
  2. Step 2: Convert to fraction form
    7,013.66/10,515.93 = 3,502.61/x
  3. Step 3: Cross multiply
    7,013.66x = 10,515.93 × 3,502.61
  4. Step 4: Simplify right side
    7,013.66x = 36,833,175.30
  5. Step 5: Solve for x
    x = 36,833,175.30/7,013.66
  6. Step 6: Final answer
    x = 5,251.64

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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.