Home / 6,617.60-9,932.80-3,334.40

Finding the Fourth Proportional to 6,617.60, 9,932.80 and 3,334.40

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Solution

The fourth proportional to 6,617.60, 9,932.80 and 3,334.40 is: 5,004.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.60 : 9,932.80 = 3,334.40 : x
  2. Step 2: Convert to fraction form
    6,617.60/9,932.80 = 3,334.40/x
  3. Step 3: Cross multiply
    6,617.60x = 9,932.80 × 3,334.40
  4. Step 4: Simplify right side
    6,617.60x = 33,119,928.32
  5. Step 5: Solve for x
    x = 33,119,928.32/6,617.60
  6. Step 6: Final answer
    x = 5,004.82

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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.