Home / 6,917.28-10,381.47-3,632.32

Finding the Fourth Proportional to 6,917.28, 10,381.47 and 3,632.32

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Solution

The fourth proportional to 6,917.28, 10,381.47 and 3,632.32 is: 5,451.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.28 : 10,381.47 = 3,632.32 : x
  2. Step 2: Convert to fraction form
    6,917.28/10,381.47 = 3,632.32/x
  3. Step 3: Cross multiply
    6,917.28x = 10,381.47 × 3,632.32
  4. Step 4: Simplify right side
    6,917.28x = 37,708,821.11
  5. Step 5: Solve for x
    x = 37,708,821.11/6,917.28
  6. Step 6: Final answer
    x = 5,451.39

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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.