Home / 3,553.31-4,904.91-2,671.67

Finding the Fourth Proportional to 3,553.31, 4,904.91 and 2,671.67

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Solution

The fourth proportional to 3,553.31, 4,904.91 and 2,671.67 is: 3,687.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.31 : 4,904.91 = 2,671.67 : x
  2. Step 2: Convert to fraction form
    3,553.31/4,904.91 = 2,671.67/x
  3. Step 3: Cross multiply
    3,553.31x = 4,904.91 × 2,671.67
  4. Step 4: Simplify right side
    3,553.31x = 13,104,304.79
  5. Step 5: Solve for x
    x = 13,104,304.79/3,553.31
  6. Step 6: Final answer
    x = 3,687.92

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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.