Home / 8,710.40-13,067.58-2,867.06

Finding the Fourth Proportional to 8,710.40, 13,067.58 and 2,867.06

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Solution

The fourth proportional to 8,710.40, 13,067.58 and 2,867.06 is: 4,301.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.40 : 13,067.58 = 2,867.06 : x
  2. Step 2: Convert to fraction form
    8,710.40/13,067.58 = 2,867.06/x
  3. Step 3: Cross multiply
    8,710.40x = 13,067.58 × 2,867.06
  4. Step 4: Simplify right side
    8,710.40x = 37,465,535.91
  5. Step 5: Solve for x
    x = 37,465,535.91/8,710.40
  6. Step 6: Final answer
    x = 4,301.24

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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.