Home / 7,389.66-11,086.32-2,195.52

Finding the Fourth Proportional to 7,389.66, 11,086.32 and 2,195.52

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Solution

The fourth proportional to 7,389.66, 11,086.32 and 2,195.52 is: 3,293.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.66 : 11,086.32 = 2,195.52 : x
  2. Step 2: Convert to fraction form
    7,389.66/11,086.32 = 2,195.52/x
  3. Step 3: Cross multiply
    7,389.66x = 11,086.32 × 2,195.52
  4. Step 4: Simplify right side
    7,389.66x = 24,340,237.29
  5. Step 5: Solve for x
    x = 24,340,237.29/7,389.66
  6. Step 6: Final answer
    x = 3,293.82

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1.5x scale

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.