Home / 2,242.03-3,094.05-1,247.35

Finding the Fourth Proportional to 2,242.03, 3,094.05 and 1,247.35

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Solution

The fourth proportional to 2,242.03, 3,094.05 and 1,247.35 is: 1,721.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.03 : 3,094.05 = 1,247.35 : x
  2. Step 2: Convert to fraction form
    2,242.03/3,094.05 = 1,247.35/x
  3. Step 3: Cross multiply
    2,242.03x = 3,094.05 × 1,247.35
  4. Step 4: Simplify right side
    2,242.03x = 3,859,363.27
  5. Step 5: Solve for x
    x = 3,859,363.27/2,242.03
  6. Step 6: Final answer
    x = 1,721.37

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1.5x scale

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.