Home / 8,750.25-13,125.26-2,176.49

Finding the Fourth Proportional to 8,750.25, 13,125.26 and 2,176.49

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Solution

The fourth proportional to 8,750.25, 13,125.26 and 2,176.49 is: 3,264.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.25 : 13,125.26 = 2,176.49 : x
  2. Step 2: Convert to fraction form
    8,750.25/13,125.26 = 2,176.49/x
  3. Step 3: Cross multiply
    8,750.25x = 13,125.26 × 2,176.49
  4. Step 4: Simplify right side
    8,750.25x = 28,566,920.63
  5. Step 5: Solve for x
    x = 28,566,920.63/8,750.25
  6. Step 6: Final answer
    x = 3,264.70

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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.