Home / 3,268.22-4,510.20-1,870.96

Finding the Fourth Proportional to 3,268.22, 4,510.20 and 1,870.96

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Solution

The fourth proportional to 3,268.22, 4,510.20 and 1,870.96 is: 2,581.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.22 : 4,510.20 = 1,870.96 : x
  2. Step 2: Convert to fraction form
    3,268.22/4,510.20 = 1,870.96/x
  3. Step 3: Cross multiply
    3,268.22x = 4,510.20 × 1,870.96
  4. Step 4: Simplify right side
    3,268.22x = 8,438,403.79
  5. Step 5: Solve for x
    x = 8,438,403.79/3,268.22
  6. Step 6: Final answer
    x = 2,581.96

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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.