Home / 10,204.62-15,305.18-2,807.44

Finding the Fourth Proportional to 10,204.62, 15,305.18 and 2,807.44

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Solution

The fourth proportional to 10,204.62, 15,305.18 and 2,807.44 is: 4,210.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204.62 : 15,305.18 = 2,807.44 : x
  2. Step 2: Convert to fraction form
    10,204.62/15,305.18 = 2,807.44/x
  3. Step 3: Cross multiply
    10,204.62x = 15,305.18 × 2,807.44
  4. Step 4: Simplify right side
    10,204.62x = 42,968,374.54
  5. Step 5: Solve for x
    x = 42,968,374.54/10,204.62
  6. Step 6: Final answer
    x = 4,210.68

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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.