Home / 3,530.10-4,872.48-2,203.04

Finding the Fourth Proportional to 3,530.10, 4,872.48 and 2,203.04

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Solution

The fourth proportional to 3,530.10, 4,872.48 and 2,203.04 is: 3,040.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.10 : 4,872.48 = 2,203.04 : x
  2. Step 2: Convert to fraction form
    3,530.10/4,872.48 = 2,203.04/x
  3. Step 3: Cross multiply
    3,530.10x = 4,872.48 × 2,203.04
  4. Step 4: Simplify right side
    3,530.10x = 10,734,268.34
  5. Step 5: Solve for x
    x = 10,734,268.34/3,530.10
  6. Step 6: Final answer
    x = 3,040.78

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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.