Home / 2,247.01-3,103.01-1,722.13

Finding the Fourth Proportional to 2,247.01, 3,103.01 and 1,722.13

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Solution

The fourth proportional to 2,247.01, 3,103.01 and 1,722.13 is: 2,378.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.01 : 3,103.01 = 1,722.13 : x
  2. Step 2: Convert to fraction form
    2,247.01/3,103.01 = 1,722.13/x
  3. Step 3: Cross multiply
    2,247.01x = 3,103.01 × 1,722.13
  4. Step 4: Simplify right side
    2,247.01x = 5,343,776.70
  5. Step 5: Solve for x
    x = 5,343,776.70/2,247.01
  6. Step 6: Final answer
    x = 2,378.17

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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.