Home / 4,375.44-6,560.64-1,909.08

Finding the Fourth Proportional to 4,375.44, 6,560.64 and 1,909.08

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Solution

The fourth proportional to 4,375.44, 6,560.64 and 1,909.08 is: 2,862.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.44 : 6,560.64 = 1,909.08 : x
  2. Step 2: Convert to fraction form
    4,375.44/6,560.64 = 1,909.08/x
  3. Step 3: Cross multiply
    4,375.44x = 6,560.64 × 1,909.08
  4. Step 4: Simplify right side
    4,375.44x = 12,524,786.61
  5. Step 5: Solve for x
    x = 12,524,786.61/4,375.44
  6. Step 6: Final answer
    x = 2,862.52

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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.