Home / 3,225.16-4,451.07-1,809.08

Finding the Fourth Proportional to 3,225.16, 4,451.07 and 1,809.08

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Solution

The fourth proportional to 3,225.16, 4,451.07 and 1,809.08 is: 2,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.16 : 4,451.07 = 1,809.08 : x
  2. Step 2: Convert to fraction form
    3,225.16/4,451.07 = 1,809.08/x
  3. Step 3: Cross multiply
    3,225.16x = 4,451.07 × 1,809.08
  4. Step 4: Simplify right side
    3,225.16x = 8,052,341.72
  5. Step 5: Solve for x
    x = 8,052,341.72/3,225.16
  6. Step 6: Final answer
    x = 2,496.73

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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.