Home / 2,199.84-3,284.68-1,875.04

Finding the Fourth Proportional to 2,199.84, 3,284.68 and 1,875.04

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Solution

The fourth proportional to 2,199.84, 3,284.68 and 1,875.04 is: 2,799.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.84 : 3,284.68 = 1,875.04 : x
  2. Step 2: Convert to fraction form
    2,199.84/3,284.68 = 1,875.04/x
  3. Step 3: Cross multiply
    2,199.84x = 3,284.68 × 1,875.04
  4. Step 4: Simplify right side
    2,199.84x = 6,158,906.39
  5. Step 5: Solve for x
    x = 6,158,906.39/2,199.84
  6. Step 6: Final answer
    x = 2,799.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.