Home / 2,843.68-4,263.84-1,088.11

Finding the Fourth Proportional to 2,843.68, 4,263.84 and 1,088.11

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Solution

The fourth proportional to 2,843.68, 4,263.84 and 1,088.11 is: 1,631.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.68 : 4,263.84 = 1,088.11 : x
  2. Step 2: Convert to fraction form
    2,843.68/4,263.84 = 1,088.11/x
  3. Step 3: Cross multiply
    2,843.68x = 4,263.84 × 1,088.11
  4. Step 4: Simplify right side
    2,843.68x = 4,639,526.94
  5. Step 5: Solve for x
    x = 4,639,526.94/2,843.68
  6. Step 6: Final answer
    x = 1,631.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.