Home / 6,763.05-9,334.08-4,111.29

Finding the Fourth Proportional to 6,763.05, 9,334.08 and 4,111.29

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Solution

The fourth proportional to 6,763.05, 9,334.08 and 4,111.29 is: 5,674.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.05 : 9,334.08 = 4,111.29 : x
  2. Step 2: Convert to fraction form
    6,763.05/9,334.08 = 4,111.29/x
  3. Step 3: Cross multiply
    6,763.05x = 9,334.08 × 4,111.29
  4. Step 4: Simplify right side
    6,763.05x = 38,375,109.76
  5. Step 5: Solve for x
    x = 38,375,109.76/6,763.05
  6. Step 6: Final answer
    x = 5,674.23

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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.