Home / 5,144.40-7,705.80-4,043.52

Finding the Fourth Proportional to 5,144.40, 7,705.80 and 4,043.52

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Solution

The fourth proportional to 5,144.40, 7,705.80 and 4,043.52 is: 6,056.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144.40 : 7,705.80 = 4,043.52 : x
  2. Step 2: Convert to fraction form
    5,144.40/7,705.80 = 4,043.52/x
  3. Step 3: Cross multiply
    5,144.40x = 7,705.80 × 4,043.52
  4. Step 4: Simplify right side
    5,144.40x = 31,158,556.42
  5. Step 5: Solve for x
    x = 31,158,556.42/5,144.40
  6. Step 6: Final answer
    x = 6,056.79

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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.