Home / 3,268.26-4,510.44-1,870.74

Finding the Fourth Proportional to 3,268.26, 4,510.44 and 1,870.74

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Solution

The fourth proportional to 3,268.26, 4,510.44 and 1,870.74 is: 2,581.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.26 : 4,510.44 = 1,870.74 : x
  2. Step 2: Convert to fraction form
    3,268.26/4,510.44 = 1,870.74/x
  3. Step 3: Cross multiply
    3,268.26x = 4,510.44 × 1,870.74
  4. Step 4: Simplify right side
    3,268.26x = 8,437,860.53
  5. Step 5: Solve for x
    x = 8,437,860.53/3,268.26
  6. Step 6: Final answer
    x = 2,581.76

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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.