Home / 6,888.87-9,506.66-3,745.04

Finding the Fourth Proportional to 6,888.87, 9,506.66 and 3,745.04

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Solution

The fourth proportional to 6,888.87, 9,506.66 and 3,745.04 is: 5,168.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.87 : 9,506.66 = 3,745.04 : x
  2. Step 2: Convert to fraction form
    6,888.87/9,506.66 = 3,745.04/x
  3. Step 3: Cross multiply
    6,888.87x = 9,506.66 × 3,745.04
  4. Step 4: Simplify right side
    6,888.87x = 35,602,755.71
  5. Step 5: Solve for x
    x = 35,602,755.71/6,888.87
  6. Step 6: Final answer
    x = 5,168.16

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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.