Home / 9,067.77-12,513.75-5,089.20

Finding the Fourth Proportional to 9,067.77, 12,513.75 and 5,089.20

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Solution

The fourth proportional to 9,067.77, 12,513.75 and 5,089.20 is: 7,023.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,067.77 : 12,513.75 = 5,089.20 : x
  2. Step 2: Convert to fraction form
    9,067.77/12,513.75 = 5,089.20/x
  3. Step 3: Cross multiply
    9,067.77x = 12,513.75 × 5,089.20
  4. Step 4: Simplify right side
    9,067.77x = 63,684,976.50
  5. Step 5: Solve for x
    x = 63,684,976.50/9,067.77
  6. Step 6: Final answer
    x = 7,023.22

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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.