Home / 3,569.64-4,928.22-2,311.08

Finding the Fourth Proportional to 3,569.64, 4,928.22 and 2,311.08

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Solution

The fourth proportional to 3,569.64, 4,928.22 and 2,311.08 is: 3,190.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.64 : 4,928.22 = 2,311.08 : x
  2. Step 2: Convert to fraction form
    3,569.64/4,928.22 = 2,311.08/x
  3. Step 3: Cross multiply
    3,569.64x = 4,928.22 × 2,311.08
  4. Step 4: Simplify right side
    3,569.64x = 11,389,510.68
  5. Step 5: Solve for x
    x = 11,389,510.68/3,569.64
  6. Step 6: Final answer
    x = 3,190.66

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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.