Home / 9,021.44-12,450.16-5,042.57

Finding the Fourth Proportional to 9,021.44, 12,450.16 and 5,042.57

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Solution

The fourth proportional to 9,021.44, 12,450.16 and 5,042.57 is: 6,959.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.44 : 12,450.16 = 5,042.57 : x
  2. Step 2: Convert to fraction form
    9,021.44/12,450.16 = 5,042.57/x
  3. Step 3: Cross multiply
    9,021.44x = 12,450.16 × 5,042.57
  4. Step 4: Simplify right side
    9,021.44x = 62,780,747.36
  5. Step 5: Solve for x
    x = 62,780,747.36/9,021.44
  6. Step 6: Final answer
    x = 6,959.06

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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.