Home / 2,382.16-3,284.76-1,634.80

Finding the Fourth Proportional to 2,382.16, 3,284.76 and 1,634.80

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Solution

The fourth proportional to 2,382.16, 3,284.76 and 1,634.80 is: 2,254.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.16 : 3,284.76 = 1,634.80 : x
  2. Step 2: Convert to fraction form
    2,382.16/3,284.76 = 1,634.80/x
  3. Step 3: Cross multiply
    2,382.16x = 3,284.76 × 1,634.80
  4. Step 4: Simplify right side
    2,382.16x = 5,369,925.65
  5. Step 5: Solve for x
    x = 5,369,925.65/2,382.16
  6. Step 6: Final answer
    x = 2,254.23

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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.