Home / 6,688.23-9,230.25-3,704.49

Finding the Fourth Proportional to 6,688.23, 9,230.25 and 3,704.49

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Solution

The fourth proportional to 6,688.23, 9,230.25 and 3,704.49 is: 5,112.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.23 : 9,230.25 = 3,704.49 : x
  2. Step 2: Convert to fraction form
    6,688.23/9,230.25 = 3,704.49/x
  3. Step 3: Cross multiply
    6,688.23x = 9,230.25 × 3,704.49
  4. Step 4: Simplify right side
    6,688.23x = 34,193,368.82
  5. Step 5: Solve for x
    x = 34,193,368.82/6,688.23
  6. Step 6: Final answer
    x = 5,112.47

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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.