Home / 6,936.32-10,395.30-3,642.68

Finding the Fourth Proportional to 6,936.32, 10,395.30 and 3,642.68

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Solution

The fourth proportional to 6,936.32, 10,395.30 and 3,642.68 is: 5,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.32 : 10,395.30 = 3,642.68 : x
  2. Step 2: Convert to fraction form
    6,936.32/10,395.30 = 3,642.68/x
  3. Step 3: Cross multiply
    6,936.32x = 10,395.30 × 3,642.68
  4. Step 4: Simplify right side
    6,936.32x = 37,866,751.40
  5. Step 5: Solve for x
    x = 37,866,751.40/6,936.32
  6. Step 6: Final answer
    x = 5,459.20

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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.