Home / 8,060.97-11,121.35-5,075.72

Finding the Fourth Proportional to 8,060.97, 11,121.35 and 5,075.72

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Solution

The fourth proportional to 8,060.97, 11,121.35 and 5,075.72 is: 7,002.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,060.97 : 11,121.35 = 5,075.72 : x
  2. Step 2: Convert to fraction form
    8,060.97/11,121.35 = 5,075.72/x
  3. Step 3: Cross multiply
    8,060.97x = 11,121.35 × 5,075.72
  4. Step 4: Simplify right side
    8,060.97x = 56,448,777.64
  5. Step 5: Solve for x
    x = 56,448,777.64/8,060.97
  6. Step 6: Final answer
    x = 7,002.73

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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.