Home / 3,717.90-5,576.51-1,377.93

Finding the Fourth Proportional to 3,717.90, 5,576.51 and 1,377.93

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Solution

The fourth proportional to 3,717.90, 5,576.51 and 1,377.93 is: 2,066.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.90 : 5,576.51 = 1,377.93 : x
  2. Step 2: Convert to fraction form
    3,717.90/5,576.51 = 1,377.93/x
  3. Step 3: Cross multiply
    3,717.90x = 5,576.51 × 1,377.93
  4. Step 4: Simplify right side
    3,717.90x = 7,684,033.53
  5. Step 5: Solve for x
    x = 7,684,033.53/3,717.90
  6. Step 6: Final answer
    x = 2,066.77

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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.