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Finding the Fourth Proportional to 3,574.96, 4,933.44 and 2,177.71

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Solution

The fourth proportional to 3,574.96, 4,933.44 and 2,177.71 is: 3,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.96 : 4,933.44 = 2,177.71 : x
  2. Step 2: Convert to fraction form
    3,574.96/4,933.44 = 2,177.71/x
  3. Step 3: Cross multiply
    3,574.96x = 4,933.44 × 2,177.71
  4. Step 4: Simplify right side
    3,574.96x = 10,743,607.79
  5. Step 5: Solve for x
    x = 10,743,607.79/3,574.96
  6. Step 6: Final answer
    x = 3,005.24

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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.