Home / 3,268.16-4,506.40-3,060.80

Finding the Fourth Proportional to 3,268.16, 4,506.40 and 3,060.80

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Solution

The fourth proportional to 3,268.16, 4,506.40 and 3,060.80 is: 4,220.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.16 : 4,506.40 = 3,060.80 : x
  2. Step 2: Convert to fraction form
    3,268.16/4,506.40 = 3,060.80/x
  3. Step 3: Cross multiply
    3,268.16x = 4,506.40 × 3,060.80
  4. Step 4: Simplify right side
    3,268.16x = 13,793,189.12
  5. Step 5: Solve for x
    x = 13,793,189.12/3,268.16
  6. Step 6: Final answer
    x = 4,220.48

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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.