Home / 7,108.02-10,663.85-2,725.82

Finding the Fourth Proportional to 7,108.02, 10,663.85 and 2,725.82

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Solution

The fourth proportional to 7,108.02, 10,663.85 and 2,725.82 is: 4,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.02 : 10,663.85 = 2,725.82 : x
  2. Step 2: Convert to fraction form
    7,108.02/10,663.85 = 2,725.82/x
  3. Step 3: Cross multiply
    7,108.02x = 10,663.85 × 2,725.82
  4. Step 4: Simplify right side
    7,108.02x = 29,067,668.66
  5. Step 5: Solve for x
    x = 29,067,668.66/7,108.02
  6. Step 6: Final answer
    x = 4,089.42

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1.5x scale

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.