Home / 3,038.55-4,193.20-1,694.05

Finding the Fourth Proportional to 3,038.55, 4,193.20 and 1,694.05

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Solution

The fourth proportional to 3,038.55, 4,193.20 and 1,694.05 is: 2,337.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.55 : 4,193.20 = 1,694.05 : x
  2. Step 2: Convert to fraction form
    3,038.55/4,193.20 = 1,694.05/x
  3. Step 3: Cross multiply
    3,038.55x = 4,193.20 × 1,694.05
  4. Step 4: Simplify right side
    3,038.55x = 7,103,482.09
  5. Step 5: Solve for x
    x = 7,103,482.09/3,038.55
  6. Step 6: Final answer
    x = 2,337.79

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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.