Home / 5,205.60-7,803.14-2,283.39

Finding the Fourth Proportional to 5,205.60, 7,803.14 and 2,283.39

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Solution

The fourth proportional to 5,205.60, 7,803.14 and 2,283.39 is: 3,422.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205.60 : 7,803.14 = 2,283.39 : x
  2. Step 2: Convert to fraction form
    5,205.60/7,803.14 = 2,283.39/x
  3. Step 3: Cross multiply
    5,205.60x = 7,803.14 × 2,283.39
  4. Step 4: Simplify right side
    5,205.60x = 17,817,600.43
  5. Step 5: Solve for x
    x = 17,817,600.43/5,205.60
  6. Step 6: Final answer
    x = 3,422.78

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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.