Home / 2,247.40-3,371.10-2,045.80

Finding the Fourth Proportional to 2,247.40, 3,371.10 and 2,045.80

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Solution

The fourth proportional to 2,247.40, 3,371.10 and 2,045.80 is: 3,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.40 : 3,371.10 = 2,045.80 : x
  2. Step 2: Convert to fraction form
    2,247.40/3,371.10 = 2,045.80/x
  3. Step 3: Cross multiply
    2,247.40x = 3,371.10 × 2,045.80
  4. Step 4: Simplify right side
    2,247.40x = 6,896,596.38
  5. Step 5: Solve for x
    x = 6,896,596.38/2,247.40
  6. Step 6: Final answer
    x = 3,068.70

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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.