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Finding the Fourth Proportional to 5,768.73, 8,654.66 and 1,873.13

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Solution

The fourth proportional to 5,768.73, 8,654.66 and 1,873.13 is: 2,810.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,768.73 : 8,654.66 = 1,873.13 : x
  2. Step 2: Convert to fraction form
    5,768.73/8,654.66 = 1,873.13/x
  3. Step 3: Cross multiply
    5,768.73x = 8,654.66 × 1,873.13
  4. Step 4: Simplify right side
    5,768.73x = 16,211,250.65
  5. Step 5: Solve for x
    x = 16,211,250.65/5,768.73
  6. Step 6: Final answer
    x = 2,810.19

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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.