Home / 3,388.31-4,675.20-1,895.94

Finding the Fourth Proportional to 3,388.31, 4,675.20 and 1,895.94

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Solution

The fourth proportional to 3,388.31, 4,675.20 and 1,895.94 is: 2,616.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.31 : 4,675.20 = 1,895.94 : x
  2. Step 2: Convert to fraction form
    3,388.31/4,675.20 = 1,895.94/x
  3. Step 3: Cross multiply
    3,388.31x = 4,675.20 × 1,895.94
  4. Step 4: Simplify right side
    3,388.31x = 8,863,898.69
  5. Step 5: Solve for x
    x = 8,863,898.69/3,388.31
  6. Step 6: Final answer
    x = 2,616.02

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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.