Home / 6,660.02-9,190.60-3,675.65

Finding the Fourth Proportional to 6,660.02, 9,190.60 and 3,675.65

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Solution

The fourth proportional to 6,660.02, 9,190.60 and 3,675.65 is: 5,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.02 : 9,190.60 = 3,675.65 : x
  2. Step 2: Convert to fraction form
    6,660.02/9,190.60 = 3,675.65/x
  3. Step 3: Cross multiply
    6,660.02x = 9,190.60 × 3,675.65
  4. Step 4: Simplify right side
    6,660.02x = 33,781,373.75
  5. Step 5: Solve for x
    x = 33,781,373.75/6,660.02
  6. Step 6: Final answer
    x = 5,072.26

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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.