Home / 5,184.28-7,774.80-2,261.80

Finding the Fourth Proportional to 5,184.28, 7,774.80 and 2,261.80

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Solution

The fourth proportional to 5,184.28, 7,774.80 and 2,261.80 is: 3,391.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.28 : 7,774.80 = 2,261.80 : x
  2. Step 2: Convert to fraction form
    5,184.28/7,774.80 = 2,261.80/x
  3. Step 3: Cross multiply
    5,184.28x = 7,774.80 × 2,261.80
  4. Step 4: Simplify right side
    5,184.28x = 17,585,042.64
  5. Step 5: Solve for x
    x = 17,585,042.64/5,184.28
  6. Step 6: Final answer
    x = 3,391.99

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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.