Home / 9,259.18-12,777.78-5,067.43

Finding the Fourth Proportional to 9,259.18, 12,777.78 and 5,067.43

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Solution

The fourth proportional to 9,259.18, 12,777.78 and 5,067.43 is: 6,993.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259.18 : 12,777.78 = 5,067.43 : x
  2. Step 2: Convert to fraction form
    9,259.18/12,777.78 = 5,067.43/x
  3. Step 3: Cross multiply
    9,259.18x = 12,777.78 × 5,067.43
  4. Step 4: Simplify right side
    9,259.18x = 64,750,505.71
  5. Step 5: Solve for x
    x = 64,750,505.71/9,259.18
  6. Step 6: Final answer
    x = 6,993.11

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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.