Home / 3,473.18-5,209.82-1,623.78

Finding the Fourth Proportional to 3,473.18, 5,209.82 and 1,623.78

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Solution

The fourth proportional to 3,473.18, 5,209.82 and 1,623.78 is: 2,435.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473.18 : 5,209.82 = 1,623.78 : x
  2. Step 2: Convert to fraction form
    3,473.18/5,209.82 = 1,623.78/x
  3. Step 3: Cross multiply
    3,473.18x = 5,209.82 × 1,623.78
  4. Step 4: Simplify right side
    3,473.18x = 8,459,599.49
  5. Step 5: Solve for x
    x = 8,459,599.49/3,473.18
  6. Step 6: Final answer
    x = 2,435.69

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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.