Home / 3,513.72-5,263.68-2,340.30

Finding the Fourth Proportional to 3,513.72, 5,263.68 and 2,340.30

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Solution

The fourth proportional to 3,513.72, 5,263.68 and 2,340.30 is: 3,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.72 : 5,263.68 = 2,340.30 : x
  2. Step 2: Convert to fraction form
    3,513.72/5,263.68 = 2,340.30/x
  3. Step 3: Cross multiply
    3,513.72x = 5,263.68 × 2,340.30
  4. Step 4: Simplify right side
    3,513.72x = 12,318,590.30
  5. Step 5: Solve for x
    x = 12,318,590.30/3,513.72
  6. Step 6: Final answer
    x = 3,505.85

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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.