Home / 3,717.81-5,576.40-2,256.57

Finding the Fourth Proportional to 3,717.81, 5,576.40 and 2,256.57

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Solution

The fourth proportional to 3,717.81, 5,576.40 and 2,256.57 is: 3,384.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.81 : 5,576.40 = 2,256.57 : x
  2. Step 2: Convert to fraction form
    3,717.81/5,576.40 = 2,256.57/x
  3. Step 3: Cross multiply
    3,717.81x = 5,576.40 × 2,256.57
  4. Step 4: Simplify right side
    3,717.81x = 12,583,536.95
  5. Step 5: Solve for x
    x = 12,583,536.95/3,717.81
  6. Step 6: Final answer
    x = 3,384.66

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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.