Home / 3,569.56-4,928.34-2,174.68

Finding the Fourth Proportional to 3,569.56, 4,928.34 and 2,174.68

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Solution

The fourth proportional to 3,569.56, 4,928.34 and 2,174.68 is: 3,002.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.56 : 4,928.34 = 2,174.68 : x
  2. Step 2: Convert to fraction form
    3,569.56/4,928.34 = 2,174.68/x
  3. Step 3: Cross multiply
    3,569.56x = 4,928.34 × 2,174.68
  4. Step 4: Simplify right side
    3,569.56x = 10,717,562.43
  5. Step 5: Solve for x
    x = 10,717,562.43/3,569.56
  6. Step 6: Final answer
    x = 3,002.49

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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.