Home / 3,718.05-5,578.01-2,624.55

Finding the Fourth Proportional to 3,718.05, 5,578.01 and 2,624.55

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Solution

The fourth proportional to 3,718.05, 5,578.01 and 2,624.55 is: 3,937.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.05 : 5,578.01 = 2,624.55 : x
  2. Step 2: Convert to fraction form
    3,718.05/5,578.01 = 2,624.55/x
  3. Step 3: Cross multiply
    3,718.05x = 5,578.01 × 2,624.55
  4. Step 4: Simplify right side
    3,718.05x = 14,639,725.13
  5. Step 5: Solve for x
    x = 14,639,725.13/3,718.05
  6. Step 6: Final answer
    x = 3,937.48

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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.