Home / 7,554.88-10,424.19-4,197.21

Finding the Fourth Proportional to 7,554.88, 10,424.19 and 4,197.21

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Solution

The fourth proportional to 7,554.88, 10,424.19 and 4,197.21 is: 5,791.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554.88 : 10,424.19 = 4,197.21 : x
  2. Step 2: Convert to fraction form
    7,554.88/10,424.19 = 4,197.21/x
  3. Step 3: Cross multiply
    7,554.88x = 10,424.19 × 4,197.21
  4. Step 4: Simplify right side
    7,554.88x = 43,752,514.51
  5. Step 5: Solve for x
    x = 43,752,514.51/7,554.88
  6. Step 6: Final answer
    x = 5,791.29

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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.