Home / 2,314.85-3,470.90-927.02

Finding the Fourth Proportional to 2,314.85, 3,470.90 and 927.02

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Solution

The fourth proportional to 2,314.85, 3,470.90 and 927.02 is: 1,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,314.85 : 3,470.90 = 927.02 : x
  2. Step 2: Convert to fraction form
    2,314.85/3,470.90 = 927.02/x
  3. Step 3: Cross multiply
    2,314.85x = 3,470.90 × 927.02
  4. Step 4: Simplify right side
    2,314.85x = 3,217,571.73
  5. Step 5: Solve for x
    x = 3,217,571.73/2,314.85
  6. Step 6: Final answer
    x = 1,389.97

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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.