Home / 5,270.52-7,907.15-2,803.31

Finding the Fourth Proportional to 5,270.52, 7,907.15 and 2,803.31

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Solution

The fourth proportional to 5,270.52, 7,907.15 and 2,803.31 is: 4,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.52 : 7,907.15 = 2,803.31 : x
  2. Step 2: Convert to fraction form
    5,270.52/7,907.15 = 2,803.31/x
  3. Step 3: Cross multiply
    5,270.52x = 7,907.15 × 2,803.31
  4. Step 4: Simplify right side
    5,270.52x = 22,166,212.43
  5. Step 5: Solve for x
    x = 22,166,212.43/5,270.52
  6. Step 6: Final answer
    x = 4,205.70

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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.