Home / 2,838.16-4,253.46-1,604.80

Finding the Fourth Proportional to 2,838.16, 4,253.46 and 1,604.80

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Solution

The fourth proportional to 2,838.16, 4,253.46 and 1,604.80 is: 2,405.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.16 : 4,253.46 = 1,604.80 : x
  2. Step 2: Convert to fraction form
    2,838.16/4,253.46 = 1,604.80/x
  3. Step 3: Cross multiply
    2,838.16x = 4,253.46 × 1,604.80
  4. Step 4: Simplify right side
    2,838.16x = 6,825,952.61
  5. Step 5: Solve for x
    x = 6,825,952.61/2,838.16
  6. Step 6: Final answer
    x = 2,405.06

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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.