Home / 5,563.05-7,675.86-3,677.76

Finding the Fourth Proportional to 5,563.05, 7,675.86 and 3,677.76

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Solution

The fourth proportional to 5,563.05, 7,675.86 and 3,677.76 is: 5,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.05 : 7,675.86 = 3,677.76 : x
  2. Step 2: Convert to fraction form
    5,563.05/7,675.86 = 3,677.76/x
  3. Step 3: Cross multiply
    5,563.05x = 7,675.86 × 3,677.76
  4. Step 4: Simplify right side
    5,563.05x = 28,229,970.87
  5. Step 5: Solve for x
    x = 28,229,970.87/5,563.05
  6. Step 6: Final answer
    x = 5,074.55

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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.