Home / 6,661.24-9,987.23-3,372.10

Finding the Fourth Proportional to 6,661.24, 9,987.23 and 3,372.10

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Solution

The fourth proportional to 6,661.24, 9,987.23 and 3,372.10 is: 5,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661.24 : 9,987.23 = 3,372.10 : x
  2. Step 2: Convert to fraction form
    6,661.24/9,987.23 = 3,372.10/x
  3. Step 3: Cross multiply
    6,661.24x = 9,987.23 × 3,372.10
  4. Step 4: Simplify right side
    6,661.24x = 33,677,921.75
  5. Step 5: Solve for x
    x = 33,677,921.75/6,661.24
  6. Step 6: Final answer
    x = 5,055.81

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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.