Home / 9,239.90-13,851.56-3,392.42

Finding the Fourth Proportional to 9,239.90, 13,851.56 and 3,392.42

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Solution

The fourth proportional to 9,239.90, 13,851.56 and 3,392.42 is: 5,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.90 : 13,851.56 = 3,392.42 : x
  2. Step 2: Convert to fraction form
    9,239.90/13,851.56 = 3,392.42/x
  3. Step 3: Cross multiply
    9,239.90x = 13,851.56 × 3,392.42
  4. Step 4: Simplify right side
    9,239.90x = 46,990,248.40
  5. Step 5: Solve for x
    x = 46,990,248.40/9,239.90
  6. Step 6: Final answer
    x = 5,085.58

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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.