Home / 6,659.07-9,190.42-4,300.75

Finding the Fourth Proportional to 6,659.07, 9,190.42 and 4,300.75

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Solution

The fourth proportional to 6,659.07, 9,190.42 and 4,300.75 is: 5,935.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.07 : 9,190.42 = 4,300.75 : x
  2. Step 2: Convert to fraction form
    6,659.07/9,190.42 = 4,300.75/x
  3. Step 3: Cross multiply
    6,659.07x = 9,190.42 × 4,300.75
  4. Step 4: Simplify right side
    6,659.07x = 39,525,698.82
  5. Step 5: Solve for x
    x = 39,525,698.82/6,659.07
  6. Step 6: Final answer
    x = 5,935.62

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Half scale
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Double scale
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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.