Home / 5,575.80-8,363.70-2,656.56

Finding the Fourth Proportional to 5,575.80, 8,363.70 and 2,656.56

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Solution

The fourth proportional to 5,575.80, 8,363.70 and 2,656.56 is: 3,984.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.80 : 8,363.70 = 2,656.56 : x
  2. Step 2: Convert to fraction form
    5,575.80/8,363.70 = 2,656.56/x
  3. Step 3: Cross multiply
    5,575.80x = 8,363.70 × 2,656.56
  4. Step 4: Simplify right side
    5,575.80x = 22,218,670.87
  5. Step 5: Solve for x
    x = 22,218,670.87/5,575.80
  6. Step 6: Final answer
    x = 3,984.84

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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.