Home / 2,377.66-3,281.17-1,329.72

Finding the Fourth Proportional to 2,377.66, 3,281.17 and 1,329.72

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Solution

The fourth proportional to 2,377.66, 3,281.17 and 1,329.72 is: 1,835.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.66 : 3,281.17 = 1,329.72 : x
  2. Step 2: Convert to fraction form
    2,377.66/3,281.17 = 1,329.72/x
  3. Step 3: Cross multiply
    2,377.66x = 3,281.17 × 1,329.72
  4. Step 4: Simplify right side
    2,377.66x = 4,363,037.37
  5. Step 5: Solve for x
    x = 4,363,037.37/2,377.66
  6. Step 6: Final answer
    x = 1,835.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.