Home / 2,133.12-3,199.68-594.08

Finding the Fourth Proportional to 2,133.12, 3,199.68 and 594.08

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Solution

The fourth proportional to 2,133.12, 3,199.68 and 594.08 is: 891.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.12 : 3,199.68 = 594.08 : x
  2. Step 2: Convert to fraction form
    2,133.12/3,199.68 = 594.08/x
  3. Step 3: Cross multiply
    2,133.12x = 3,199.68 × 594.08
  4. Step 4: Simplify right side
    2,133.12x = 1,900,865.89
  5. Step 5: Solve for x
    x = 1,900,865.89/2,133.12
  6. Step 6: Final answer
    x = 891.12

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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.