Home / 8,830.19-13,292.99-8,067.47

Finding the Fourth Proportional to 8,830.19, 13,292.99 and 8,067.47

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Solution

The fourth proportional to 8,830.19, 13,292.99 and 8,067.47 is: 12,144.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.19 : 13,292.99 = 8,067.47 : x
  2. Step 2: Convert to fraction form
    8,830.19/13,292.99 = 8,067.47/x
  3. Step 3: Cross multiply
    8,830.19x = 13,292.99 × 8,067.47
  4. Step 4: Simplify right side
    8,830.19x = 107,240,798.04
  5. Step 5: Solve for x
    x = 107,240,798.04/8,830.19
  6. Step 6: Final answer
    x = 12,144.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.