Home / 5,283.93-7,920.17-3,436.37

Finding the Fourth Proportional to 5,283.93, 7,920.17 and 3,436.37

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Solution

The fourth proportional to 5,283.93, 7,920.17 and 3,436.37 is: 5,150.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.93 : 7,920.17 = 3,436.37 : x
  2. Step 2: Convert to fraction form
    5,283.93/7,920.17 = 3,436.37/x
  3. Step 3: Cross multiply
    5,283.93x = 7,920.17 × 3,436.37
  4. Step 4: Simplify right side
    5,283.93x = 27,216,577.80
  5. Step 5: Solve for x
    x = 27,216,577.80/5,283.93
  6. Step 6: Final answer
    x = 5,150.83

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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.