Home / 1,166.58-1,748.55-472.81

Finding the Fourth Proportional to 1,166.58, 1,748.55 and 472.81

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Solution

The fourth proportional to 1,166.58, 1,748.55 and 472.81 is: 708.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166.58 : 1,748.55 = 472.81 : x
  2. Step 2: Convert to fraction form
    1,166.58/1,748.55 = 472.81/x
  3. Step 3: Cross multiply
    1,166.58x = 1,748.55 × 472.81
  4. Step 4: Simplify right side
    1,166.58x = 826,731.93
  5. Step 5: Solve for x
    x = 826,731.93/1,166.58
  6. Step 6: Final answer
    x = 708.68

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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.