Home / 8,986.59-13,479.39-2,746.05

Finding the Fourth Proportional to 8,986.59, 13,479.39 and 2,746.05

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Solution

The fourth proportional to 8,986.59, 13,479.39 and 2,746.05 is: 4,118.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986.59 : 13,479.39 = 2,746.05 : x
  2. Step 2: Convert to fraction form
    8,986.59/13,479.39 = 2,746.05/x
  3. Step 3: Cross multiply
    8,986.59x = 13,479.39 × 2,746.05
  4. Step 4: Simplify right side
    8,986.59x = 37,015,078.91
  5. Step 5: Solve for x
    x = 37,015,078.91/8,986.59
  6. Step 6: Final answer
    x = 4,118.92

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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.