Home / 5,261.44-7,881.90-3,065.60

Finding the Fourth Proportional to 5,261.44, 7,881.90 and 3,065.60

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Solution

The fourth proportional to 5,261.44, 7,881.90 and 3,065.60 is: 4,592.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.44 : 7,881.90 = 3,065.60 : x
  2. Step 2: Convert to fraction form
    5,261.44/7,881.90 = 3,065.60/x
  3. Step 3: Cross multiply
    5,261.44x = 7,881.90 × 3,065.60
  4. Step 4: Simplify right side
    5,261.44x = 24,162,752.64
  5. Step 5: Solve for x
    x = 24,162,752.64/5,261.44
  6. Step 6: Final answer
    x = 4,592.42

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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.