Home / 2,247.87-3,377.96-2,100.24

Finding the Fourth Proportional to 2,247.87, 3,377.96 and 2,100.24

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Solution

The fourth proportional to 2,247.87, 3,377.96 and 2,100.24 is: 3,156.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.87 : 3,377.96 = 2,100.24 : x
  2. Step 2: Convert to fraction form
    2,247.87/3,377.96 = 2,100.24/x
  3. Step 3: Cross multiply
    2,247.87x = 3,377.96 × 2,100.24
  4. Step 4: Simplify right side
    2,247.87x = 7,094,516.21
  5. Step 5: Solve for x
    x = 7,094,516.21/2,247.87
  6. Step 6: Final answer
    x = 3,156.11

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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.