Home / 4,458.52-6,688.20-1,171.61

Finding the Fourth Proportional to 4,458.52, 6,688.20 and 1,171.61

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Solution

The fourth proportional to 4,458.52, 6,688.20 and 1,171.61 is: 1,757.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.52 : 6,688.20 = 1,171.61 : x
  2. Step 2: Convert to fraction form
    4,458.52/6,688.20 = 1,171.61/x
  3. Step 3: Cross multiply
    4,458.52x = 6,688.20 × 1,171.61
  4. Step 4: Simplify right side
    4,458.52x = 7,835,985.77
  5. Step 5: Solve for x
    x = 7,835,985.77/4,458.52
  6. Step 6: Final answer
    x = 1,757.53

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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.