Home / 6,661.33-9,184.10-5,461.90

Finding the Fourth Proportional to 6,661.33, 9,184.10 and 5,461.90

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Solution

The fourth proportional to 6,661.33, 9,184.10 and 5,461.90 is: 7,530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661.33 : 9,184.10 = 5,461.90 : x
  2. Step 2: Convert to fraction form
    6,661.33/9,184.10 = 5,461.90/x
  3. Step 3: Cross multiply
    6,661.33x = 9,184.10 × 5,461.90
  4. Step 4: Simplify right side
    6,661.33x = 50,162,608.48
  5. Step 5: Solve for x
    x = 50,162,608.48/6,661.33
  6. Step 6: Final answer
    x = 7,530.42

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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.