Home / 5,050.42-7,575.53-1,540.35

Finding the Fourth Proportional to 5,050.42, 7,575.53 and 1,540.35

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Solution

The fourth proportional to 5,050.42, 7,575.53 and 1,540.35 is: 2,310.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.42 : 7,575.53 = 1,540.35 : x
  2. Step 2: Convert to fraction form
    5,050.42/7,575.53 = 1,540.35/x
  3. Step 3: Cross multiply
    5,050.42x = 7,575.53 × 1,540.35
  4. Step 4: Simplify right side
    5,050.42x = 11,668,959.93
  5. Step 5: Solve for x
    x = 11,668,959.93/5,050.42
  6. Step 6: Final answer
    x = 2,310.49

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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.