Home / 3,309.03-4,961.01-1,117.17

Finding the Fourth Proportional to 3,309.03, 4,961.01 and 1,117.17

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Solution

The fourth proportional to 3,309.03, 4,961.01 and 1,117.17 is: 1,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.03 : 4,961.01 = 1,117.17 : x
  2. Step 2: Convert to fraction form
    3,309.03/4,961.01 = 1,117.17/x
  3. Step 3: Cross multiply
    3,309.03x = 4,961.01 × 1,117.17
  4. Step 4: Simplify right side
    3,309.03x = 5,542,291.54
  5. Step 5: Solve for x
    x = 5,542,291.54/3,309.03
  6. Step 6: Final answer
    x = 1,674.90

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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.