Home / 10,762.32-16,143.48-3,367.08

Finding the Fourth Proportional to 10,762.32, 16,143.48 and 3,367.08

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Solution

The fourth proportional to 10,762.32, 16,143.48 and 3,367.08 is: 5,050.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762.32 : 16,143.48 = 3,367.08 : x
  2. Step 2: Convert to fraction form
    10,762.32/16,143.48 = 3,367.08/x
  3. Step 3: Cross multiply
    10,762.32x = 16,143.48 × 3,367.08
  4. Step 4: Simplify right side
    10,762.32x = 54,356,388.64
  5. Step 5: Solve for x
    x = 54,356,388.64/10,762.32
  6. Step 6: Final answer
    x = 5,050.62

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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.