Home / 8,275.04-12,414.48-3,661.28

Finding the Fourth Proportional to 8,275.04, 12,414.48 and 3,661.28

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Solution

The fourth proportional to 8,275.04, 12,414.48 and 3,661.28 is: 5,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.04 : 12,414.48 = 3,661.28 : x
  2. Step 2: Convert to fraction form
    8,275.04/12,414.48 = 3,661.28/x
  3. Step 3: Cross multiply
    8,275.04x = 12,414.48 × 3,661.28
  4. Step 4: Simplify right side
    8,275.04x = 45,452,887.33
  5. Step 5: Solve for x
    x = 45,452,887.33/8,275.04
  6. Step 6: Final answer
    x = 5,492.77

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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.