Home / 2,247.03-3,370.50-931.49

Finding the Fourth Proportional to 2,247.03, 3,370.50 and 931.49

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Solution

The fourth proportional to 2,247.03, 3,370.50 and 931.49 is: 1,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.03 : 3,370.50 = 931.49 : x
  2. Step 2: Convert to fraction form
    2,247.03/3,370.50 = 931.49/x
  3. Step 3: Cross multiply
    2,247.03x = 3,370.50 × 931.49
  4. Step 4: Simplify right side
    2,247.03x = 3,139,570.19
  5. Step 5: Solve for x
    x = 3,139,570.19/2,247.03
  6. Step 6: Final answer
    x = 1,397.21

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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.