Home / 9,972.03-13,751.24-6,986.91

Finding the Fourth Proportional to 9,972.03, 13,751.24 and 6,986.91

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Solution

The fourth proportional to 9,972.03, 13,751.24 and 6,986.91 is: 9,634.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.03 : 13,751.24 = 6,986.91 : x
  2. Step 2: Convert to fraction form
    9,972.03/13,751.24 = 6,986.91/x
  3. Step 3: Cross multiply
    9,972.03x = 13,751.24 × 6,986.91
  4. Step 4: Simplify right side
    9,972.03x = 96,078,641.33
  5. Step 5: Solve for x
    x = 96,078,641.33/9,972.03
  6. Step 6: Final answer
    x = 9,634.81

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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.