Home / 9,259.20-12,777.84-5,067.42

Finding the Fourth Proportional to 9,259.20, 12,777.84 and 5,067.42

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Solution

The fourth proportional to 9,259.20, 12,777.84 and 5,067.42 is: 6,993.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259.20 : 12,777.84 = 5,067.42 : x
  2. Step 2: Convert to fraction form
    9,259.20/12,777.84 = 5,067.42/x
  3. Step 3: Cross multiply
    9,259.20x = 12,777.84 × 5,067.42
  4. Step 4: Simplify right side
    9,259.20x = 64,750,681.97
  5. Step 5: Solve for x
    x = 64,750,681.97/9,259.20
  6. Step 6: Final answer
    x = 6,993.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.