Home / 3,268.22-4,510.17-1,776.20

Finding the Fourth Proportional to 3,268.22, 4,510.17 and 1,776.20

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Solution

The fourth proportional to 3,268.22, 4,510.17 and 1,776.20 is: 2,451.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.22 : 4,510.17 = 1,776.20 : x
  2. Step 2: Convert to fraction form
    3,268.22/4,510.17 = 1,776.20/x
  3. Step 3: Cross multiply
    3,268.22x = 4,510.17 × 1,776.20
  4. Step 4: Simplify right side
    3,268.22x = 8,010,941.40
  5. Step 5: Solve for x
    x = 8,010,941.40/3,268.22
  6. Step 6: Final answer
    x = 2,451.17

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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.