Home / 4,133.08-5,711.84-3,385.86

Finding the Fourth Proportional to 4,133.08, 5,711.84 and 3,385.86

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Solution

The fourth proportional to 4,133.08, 5,711.84 and 3,385.86 is: 4,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133.08 : 5,711.84 = 3,385.86 : x
  2. Step 2: Convert to fraction form
    4,133.08/5,711.84 = 3,385.86/x
  3. Step 3: Cross multiply
    4,133.08x = 5,711.84 × 3,385.86
  4. Step 4: Simplify right side
    4,133.08x = 19,339,490.58
  5. Step 5: Solve for x
    x = 19,339,490.58/4,133.08
  6. Step 6: Final answer
    x = 4,679.20

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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.