Home / 6,652.80-9,179.46-3,858.30

Finding the Fourth Proportional to 6,652.80, 9,179.46 and 3,858.30

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Solution

The fourth proportional to 6,652.80, 9,179.46 and 3,858.30 is: 5,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.80 : 9,179.46 = 3,858.30 : x
  2. Step 2: Convert to fraction form
    6,652.80/9,179.46 = 3,858.30/x
  3. Step 3: Cross multiply
    6,652.80x = 9,179.46 × 3,858.30
  4. Step 4: Simplify right side
    6,652.80x = 35,417,110.52
  5. Step 5: Solve for x
    x = 35,417,110.52/6,652.80
  6. Step 6: Final answer
    x = 5,323.64

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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.