Home / 2,377.14-3,280.20-1,314.74

Finding the Fourth Proportional to 2,377.14, 3,280.20 and 1,314.74

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Solution

The fourth proportional to 2,377.14, 3,280.20 and 1,314.74 is: 1,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.14 : 3,280.20 = 1,314.74 : x
  2. Step 2: Convert to fraction form
    2,377.14/3,280.20 = 1,314.74/x
  3. Step 3: Cross multiply
    2,377.14x = 3,280.20 × 1,314.74
  4. Step 4: Simplify right side
    2,377.14x = 4,312,594.94
  5. Step 5: Solve for x
    x = 4,312,594.94/2,377.14
  6. Step 6: Final answer
    x = 1,814.20

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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.