Home / 5,067.76-7,598.53-1,781.23

Finding the Fourth Proportional to 5,067.76, 7,598.53 and 1,781.23

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Solution

The fourth proportional to 5,067.76, 7,598.53 and 1,781.23 is: 2,670.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.76 : 7,598.53 = 1,781.23 : x
  2. Step 2: Convert to fraction form
    5,067.76/7,598.53 = 1,781.23/x
  3. Step 3: Cross multiply
    5,067.76x = 7,598.53 × 1,781.23
  4. Step 4: Simplify right side
    5,067.76x = 13,534,687.15
  5. Step 5: Solve for x
    x = 13,534,687.15/5,067.76
  6. Step 6: Final answer
    x = 2,670.75

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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.