Home / 6,617.70-9,134.37-4,260.60

Finding the Fourth Proportional to 6,617.70, 9,134.37 and 4,260.60

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Solution

The fourth proportional to 6,617.70, 9,134.37 and 4,260.60 is: 5,880.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.70 : 9,134.37 = 4,260.60 : x
  2. Step 2: Convert to fraction form
    6,617.70/9,134.37 = 4,260.60/x
  3. Step 3: Cross multiply
    6,617.70x = 9,134.37 × 4,260.60
  4. Step 4: Simplify right side
    6,617.70x = 38,917,896.82
  5. Step 5: Solve for x
    x = 38,917,896.82/6,617.70
  6. Step 6: Final answer
    x = 5,880.88

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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.