Home / 6,888.23-9,505.72-3,744.42

Finding the Fourth Proportional to 6,888.23, 9,505.72 and 3,744.42

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Solution

The fourth proportional to 6,888.23, 9,505.72 and 3,744.42 is: 5,167.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.23 : 9,505.72 = 3,744.42 : x
  2. Step 2: Convert to fraction form
    6,888.23/9,505.72 = 3,744.42/x
  3. Step 3: Cross multiply
    6,888.23x = 9,505.72 × 3,744.42
  4. Step 4: Simplify right side
    6,888.23x = 35,593,408.08
  5. Step 5: Solve for x
    x = 35,593,408.08/6,888.23
  6. Step 6: Final answer
    x = 5,167.28

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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.