Home / 4,203.12-6,304.68-1,891.92

Finding the Fourth Proportional to 4,203.12, 6,304.68 and 1,891.92

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Solution

The fourth proportional to 4,203.12, 6,304.68 and 1,891.92 is: 2,837.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.12 : 6,304.68 = 1,891.92 : x
  2. Step 2: Convert to fraction form
    4,203.12/6,304.68 = 1,891.92/x
  3. Step 3: Cross multiply
    4,203.12x = 6,304.68 × 1,891.92
  4. Step 4: Simplify right side
    4,203.12x = 11,927,950.19
  5. Step 5: Solve for x
    x = 11,927,950.19/4,203.12
  6. Step 6: Final answer
    x = 2,837.88

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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.