Home / 4,023.15-5,554.55-3,278.90

Finding the Fourth Proportional to 4,023.15, 5,554.55 and 3,278.90

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Solution

The fourth proportional to 4,023.15, 5,554.55 and 3,278.90 is: 4,526.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023.15 : 5,554.55 = 3,278.90 : x
  2. Step 2: Convert to fraction form
    4,023.15/5,554.55 = 3,278.90/x
  3. Step 3: Cross multiply
    4,023.15x = 5,554.55 × 3,278.90
  4. Step 4: Simplify right side
    4,023.15x = 18,212,769.83
  5. Step 5: Solve for x
    x = 18,212,769.83/4,023.15
  6. Step 6: Final answer
    x = 4,526.99

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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.