Home / 7,100.06-10,649.66-2,169.26

Finding the Fourth Proportional to 7,100.06, 10,649.66 and 2,169.26

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Solution

The fourth proportional to 7,100.06, 10,649.66 and 2,169.26 is: 3,253.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100.06 : 10,649.66 = 2,169.26 : x
  2. Step 2: Convert to fraction form
    7,100.06/10,649.66 = 2,169.26/x
  3. Step 3: Cross multiply
    7,100.06x = 10,649.66 × 2,169.26
  4. Step 4: Simplify right side
    7,100.06x = 23,101,817.36
  5. Step 5: Solve for x
    x = 23,101,817.36/7,100.06
  6. Step 6: Final answer
    x = 3,253.75

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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.