Home / 2,247.77-3,350.75-2,124.65

Finding the Fourth Proportional to 2,247.77, 3,350.75 and 2,124.65

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Solution

The fourth proportional to 2,247.77, 3,350.75 and 2,124.65 is: 3,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.77 : 3,350.75 = 2,124.65 : x
  2. Step 2: Convert to fraction form
    2,247.77/3,350.75 = 2,124.65/x
  3. Step 3: Cross multiply
    2,247.77x = 3,350.75 × 2,124.65
  4. Step 4: Simplify right side
    2,247.77x = 7,119,143.61
  5. Step 5: Solve for x
    x = 7,119,143.61/2,247.77
  6. Step 6: Final answer
    x = 3,167.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.