Home / 3,719.17-5,576.98-2,159.65

Finding the Fourth Proportional to 3,719.17, 5,576.98 and 2,159.65

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Solution

The fourth proportional to 3,719.17, 5,576.98 and 2,159.65 is: 3,238.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.17 : 5,576.98 = 2,159.65 : x
  2. Step 2: Convert to fraction form
    3,719.17/5,576.98 = 2,159.65/x
  3. Step 3: Cross multiply
    3,719.17x = 5,576.98 × 2,159.65
  4. Step 4: Simplify right side
    3,719.17x = 12,044,324.86
  5. Step 5: Solve for x
    x = 12,044,324.86/3,719.17
  6. Step 6: Final answer
    x = 3,238.44

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1.5x scale

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.