Home / 3,268.32-4,510.27-1,776.21

Finding the Fourth Proportional to 3,268.32, 4,510.27 and 1,776.21

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Solution

The fourth proportional to 3,268.32, 4,510.27 and 1,776.21 is: 2,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.32 : 4,510.27 = 1,776.21 : x
  2. Step 2: Convert to fraction form
    3,268.32/4,510.27 = 1,776.21/x
  3. Step 3: Cross multiply
    3,268.32x = 4,510.27 × 1,776.21
  4. Step 4: Simplify right side
    3,268.32x = 8,011,182.24
  5. Step 5: Solve for x
    x = 8,011,182.24/3,268.32
  6. Step 6: Final answer
    x = 2,451.16

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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.