Home / 4,697.76-7,046.39-1,187.73

Finding the Fourth Proportional to 4,697.76, 7,046.39 and 1,187.73

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Solution

The fourth proportional to 4,697.76, 7,046.39 and 1,187.73 is: 1,781.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,697.76 : 7,046.39 = 1,187.73 : x
  2. Step 2: Convert to fraction form
    4,697.76/7,046.39 = 1,187.73/x
  3. Step 3: Cross multiply
    4,697.76x = 7,046.39 × 1,187.73
  4. Step 4: Simplify right side
    4,697.76x = 8,369,211.76
  5. Step 5: Solve for x
    x = 8,369,211.76/4,697.76
  6. Step 6: Final answer
    x = 1,781.53

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1.5x scale

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.