Home / 3,284.92-4,530.63-2,106.10

Finding the Fourth Proportional to 3,284.92, 4,530.63 and 2,106.10

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Solution

The fourth proportional to 3,284.92, 4,530.63 and 2,106.10 is: 2,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.92 : 4,530.63 = 2,106.10 : x
  2. Step 2: Convert to fraction form
    3,284.92/4,530.63 = 2,106.10/x
  3. Step 3: Cross multiply
    3,284.92x = 4,530.63 × 2,106.10
  4. Step 4: Simplify right side
    3,284.92x = 9,541,959.84
  5. Step 5: Solve for x
    x = 9,541,959.84/3,284.92
  6. Step 6: Final answer
    x = 2,904.78

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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.