Home / 6,903.83-9,527.40-3,919.76

Finding the Fourth Proportional to 6,903.83, 9,527.40 and 3,919.76

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Solution

The fourth proportional to 6,903.83, 9,527.40 and 3,919.76 is: 5,409.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.83 : 9,527.40 = 3,919.76 : x
  2. Step 2: Convert to fraction form
    6,903.83/9,527.40 = 3,919.76/x
  3. Step 3: Cross multiply
    6,903.83x = 9,527.40 × 3,919.76
  4. Step 4: Simplify right side
    6,903.83x = 37,345,073.79
  5. Step 5: Solve for x
    x = 37,345,073.79/6,903.83
  6. Step 6: Final answer
    x = 5,409.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.