Home / 6,860.88-9,468.02-3,717.06

Finding the Fourth Proportional to 6,860.88, 9,468.02 and 3,717.06

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Solution

The fourth proportional to 6,860.88, 9,468.02 and 3,717.06 is: 5,129.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.88 : 9,468.02 = 3,717.06 : x
  2. Step 2: Convert to fraction form
    6,860.88/9,468.02 = 3,717.06/x
  3. Step 3: Cross multiply
    6,860.88x = 9,468.02 × 3,717.06
  4. Step 4: Simplify right side
    6,860.88x = 35,193,198.42
  5. Step 5: Solve for x
    x = 35,193,198.42/6,860.88
  6. Step 6: Final answer
    x = 5,129.55

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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.