Home / 6,888.13-9,505.70-3,744.33

Finding the Fourth Proportional to 6,888.13, 9,505.70 and 3,744.33

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Solution

The fourth proportional to 6,888.13, 9,505.70 and 3,744.33 is: 5,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.13 : 9,505.70 = 3,744.33 : x
  2. Step 2: Convert to fraction form
    6,888.13/9,505.70 = 3,744.33/x
  3. Step 3: Cross multiply
    6,888.13x = 9,505.70 × 3,744.33
  4. Step 4: Simplify right side
    6,888.13x = 35,592,477.68
  5. Step 5: Solve for x
    x = 35,592,477.68/6,888.13
  6. Step 6: Final answer
    x = 5,167.22

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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.