Home / 3,718.17-5,578.16-2,401.70

Finding the Fourth Proportional to 3,718.17, 5,578.16 and 2,401.70

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Solution

The fourth proportional to 3,718.17, 5,578.16 and 2,401.70 is: 3,603.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.17 : 5,578.16 = 2,401.70 : x
  2. Step 2: Convert to fraction form
    3,718.17/5,578.16 = 2,401.70/x
  3. Step 3: Cross multiply
    3,718.17x = 5,578.16 × 2,401.70
  4. Step 4: Simplify right side
    3,718.17x = 13,397,026.97
  5. Step 5: Solve for x
    x = 13,397,026.97/3,718.17
  6. Step 6: Final answer
    x = 3,603.12

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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.