Home / 6,661.85-9,996.41-3,740.38

Finding the Fourth Proportional to 6,661.85, 9,996.41 and 3,740.38

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Solution

The fourth proportional to 6,661.85, 9,996.41 and 3,740.38 is: 5,612.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661.85 : 9,996.41 = 3,740.38 : x
  2. Step 2: Convert to fraction form
    6,661.85/9,996.41 = 3,740.38/x
  3. Step 3: Cross multiply
    6,661.85x = 9,996.41 × 3,740.38
  4. Step 4: Simplify right side
    6,661.85x = 37,390,356.40
  5. Step 5: Solve for x
    x = 37,390,356.40/6,661.85
  6. Step 6: Final answer
    x = 5,612.61

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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.