Home / 6,931.92-9,566.03-3,788.11

Finding the Fourth Proportional to 6,931.92, 9,566.03 and 3,788.11

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Solution

The fourth proportional to 6,931.92, 9,566.03 and 3,788.11 is: 5,227.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.92 : 9,566.03 = 3,788.11 : x
  2. Step 2: Convert to fraction form
    6,931.92/9,566.03 = 3,788.11/x
  3. Step 3: Cross multiply
    6,931.92x = 9,566.03 × 3,788.11
  4. Step 4: Simplify right side
    6,931.92x = 36,237,107.13
  5. Step 5: Solve for x
    x = 36,237,107.13/6,931.92
  6. Step 6: Final answer
    x = 5,227.57

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1.5x scale

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.