Home / 5,382.32-8,074.25-2,606.71

Finding the Fourth Proportional to 5,382.32, 8,074.25 and 2,606.71

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Solution

The fourth proportional to 5,382.32, 8,074.25 and 2,606.71 is: 3,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.32 : 8,074.25 = 2,606.71 : x
  2. Step 2: Convert to fraction form
    5,382.32/8,074.25 = 2,606.71/x
  3. Step 3: Cross multiply
    5,382.32x = 8,074.25 × 2,606.71
  4. Step 4: Simplify right side
    5,382.32x = 21,047,228.22
  5. Step 5: Solve for x
    x = 21,047,228.22/5,382.32
  6. Step 6: Final answer
    x = 3,910.44

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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.