Home / 8,911.26-13,364.28-2,671.02

Finding the Fourth Proportional to 8,911.26, 13,364.28 and 2,671.02

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Solution

The fourth proportional to 8,911.26, 13,364.28 and 2,671.02 is: 4,005.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911.26 : 13,364.28 = 2,671.02 : x
  2. Step 2: Convert to fraction form
    8,911.26/13,364.28 = 2,671.02/x
  3. Step 3: Cross multiply
    8,911.26x = 13,364.28 × 2,671.02
  4. Step 4: Simplify right side
    8,911.26x = 35,696,259.17
  5. Step 5: Solve for x
    x = 35,696,259.17/8,911.26
  6. Step 6: Final answer
    x = 4,005.75

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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.