Home / 6,877.60-10,318.15-3,182.48

Finding the Fourth Proportional to 6,877.60, 10,318.15 and 3,182.48

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Solution

The fourth proportional to 6,877.60, 10,318.15 and 3,182.48 is: 4,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.60 : 10,318.15 = 3,182.48 : x
  2. Step 2: Convert to fraction form
    6,877.60/10,318.15 = 3,182.48/x
  3. Step 3: Cross multiply
    6,877.60x = 10,318.15 × 3,182.48
  4. Step 4: Simplify right side
    6,877.60x = 32,837,323.85
  5. Step 5: Solve for x
    x = 32,837,323.85/6,877.60
  6. Step 6: Final answer
    x = 4,774.53

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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.