Home / 5,184.59-7,777.74-1,902.29

Finding the Fourth Proportional to 5,184.59, 7,777.74 and 1,902.29

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Solution

The fourth proportional to 5,184.59, 7,777.74 and 1,902.29 is: 2,853.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.59 : 7,777.74 = 1,902.29 : x
  2. Step 2: Convert to fraction form
    5,184.59/7,777.74 = 1,902.29/x
  3. Step 3: Cross multiply
    5,184.59x = 7,777.74 × 1,902.29
  4. Step 4: Simplify right side
    5,184.59x = 14,795,517.02
  5. Step 5: Solve for x
    x = 14,795,517.02/5,184.59
  6. Step 6: Final answer
    x = 2,853.75

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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.