Home / 9,558.66-13,190.94-5,366.91

Finding the Fourth Proportional to 9,558.66, 13,190.94 and 5,366.91

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Solution

The fourth proportional to 9,558.66, 13,190.94 and 5,366.91 is: 7,406.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,558.66 : 13,190.94 = 5,366.91 : x
  2. Step 2: Convert to fraction form
    9,558.66/13,190.94 = 5,366.91/x
  3. Step 3: Cross multiply
    9,558.66x = 13,190.94 × 5,366.91
  4. Step 4: Simplify right side
    9,558.66x = 70,794,587.80
  5. Step 5: Solve for x
    x = 70,794,587.80/9,558.66
  6. Step 6: Final answer
    x = 7,406.33

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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.