Home / 6,558.39-9,046.08-3,903.75

Finding the Fourth Proportional to 6,558.39, 9,046.08 and 3,903.75

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Solution

The fourth proportional to 6,558.39, 9,046.08 and 3,903.75 is: 5,384.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.39 : 9,046.08 = 3,903.75 : x
  2. Step 2: Convert to fraction form
    6,558.39/9,046.08 = 3,903.75/x
  3. Step 3: Cross multiply
    6,558.39x = 9,046.08 × 3,903.75
  4. Step 4: Simplify right side
    6,558.39x = 35,313,634.80
  5. Step 5: Solve for x
    x = 35,313,634.80/6,558.39
  6. Step 6: Final answer
    x = 5,384.50

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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.