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Finding the Fourth Proportional to 3,574.71, 4,933.08 and 2,002.68

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Solution

The fourth proportional to 3,574.71, 4,933.08 and 2,002.68 is: 2,763.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.71 : 4,933.08 = 2,002.68 : x
  2. Step 2: Convert to fraction form
    3,574.71/4,933.08 = 2,002.68/x
  3. Step 3: Cross multiply
    3,574.71x = 4,933.08 × 2,002.68
  4. Step 4: Simplify right side
    3,574.71x = 9,879,380.65
  5. Step 5: Solve for x
    x = 9,879,380.65/3,574.71
  6. Step 6: Final answer
    x = 2,763.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.