Home / 6,648.96-9,960.66-3,718.38

Finding the Fourth Proportional to 6,648.96, 9,960.66 and 3,718.38

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Solution

The fourth proportional to 6,648.96, 9,960.66 and 3,718.38 is: 5,570.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.96 : 9,960.66 = 3,718.38 : x
  2. Step 2: Convert to fraction form
    6,648.96/9,960.66 = 3,718.38/x
  3. Step 3: Cross multiply
    6,648.96x = 9,960.66 × 3,718.38
  4. Step 4: Simplify right side
    6,648.96x = 37,037,518.93
  5. Step 5: Solve for x
    x = 37,037,518.93/6,648.96
  6. Step 6: Final answer
    x = 5,570.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.