Home / 6,786.32-10,181.64-4,012.40

Finding the Fourth Proportional to 6,786.32, 10,181.64 and 4,012.40

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Solution

The fourth proportional to 6,786.32, 10,181.64 and 4,012.40 is: 6,019.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786.32 : 10,181.64 = 4,012.40 : x
  2. Step 2: Convert to fraction form
    6,786.32/10,181.64 = 4,012.40/x
  3. Step 3: Cross multiply
    6,786.32x = 10,181.64 × 4,012.40
  4. Step 4: Simplify right side
    6,786.32x = 40,852,812.34
  5. Step 5: Solve for x
    x = 40,852,812.34/6,786.32
  6. Step 6: Final answer
    x = 6,019.88

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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.