Home / 2,239.18-3,358.76-1,263.26

Finding the Fourth Proportional to 2,239.18, 3,358.76 and 1,263.26

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Solution

The fourth proportional to 2,239.18, 3,358.76 and 1,263.26 is: 1,894.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.18 : 3,358.76 = 1,263.26 : x
  2. Step 2: Convert to fraction form
    2,239.18/3,358.76 = 1,263.26/x
  3. Step 3: Cross multiply
    2,239.18x = 3,358.76 × 1,263.26
  4. Step 4: Simplify right side
    2,239.18x = 4,242,987.16
  5. Step 5: Solve for x
    x = 4,242,987.16/2,239.18
  6. Step 6: Final answer
    x = 1,894.88

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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.