Home / 4,209.85-6,305.59-3,471.13

Finding the Fourth Proportional to 4,209.85, 6,305.59 and 3,471.13

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Solution

The fourth proportional to 4,209.85, 6,305.59 and 3,471.13 is: 5,199.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.85 : 6,305.59 = 3,471.13 : x
  2. Step 2: Convert to fraction form
    4,209.85/6,305.59 = 3,471.13/x
  3. Step 3: Cross multiply
    4,209.85x = 6,305.59 × 3,471.13
  4. Step 4: Simplify right side
    4,209.85x = 21,887,522.62
  5. Step 5: Solve for x
    x = 21,887,522.62/4,209.85
  6. Step 6: Final answer
    x = 5,199.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.