Home / 3,342.79-4,612.99-1,850.72

Finding the Fourth Proportional to 3,342.79, 4,612.99 and 1,850.72

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Solution

The fourth proportional to 3,342.79, 4,612.99 and 1,850.72 is: 2,553.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.79 : 4,612.99 = 1,850.72 : x
  2. Step 2: Convert to fraction form
    3,342.79/4,612.99 = 1,850.72/x
  3. Step 3: Cross multiply
    3,342.79x = 4,612.99 × 1,850.72
  4. Step 4: Simplify right side
    3,342.79x = 8,537,352.85
  5. Step 5: Solve for x
    x = 8,537,352.85/3,342.79
  6. Step 6: Final answer
    x = 2,553.96

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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.