Home / 5,559.11-8,334.74-2,783.79

Finding the Fourth Proportional to 5,559.11, 8,334.74 and 2,783.79

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Solution

The fourth proportional to 5,559.11, 8,334.74 and 2,783.79 is: 4,173.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.11 : 8,334.74 = 2,783.79 : x
  2. Step 2: Convert to fraction form
    5,559.11/8,334.74 = 2,783.79/x
  3. Step 3: Cross multiply
    5,559.11x = 8,334.74 × 2,783.79
  4. Step 4: Simplify right side
    5,559.11x = 23,202,151.95
  5. Step 5: Solve for x
    x = 23,202,151.95/5,559.11
  6. Step 6: Final answer
    x = 4,173.72

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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.