Home / 9,106.66-13,659.36-3,558.94

Finding the Fourth Proportional to 9,106.66, 13,659.36 and 3,558.94

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Solution

The fourth proportional to 9,106.66, 13,659.36 and 3,558.94 is: 5,338.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.66 : 13,659.36 = 3,558.94 : x
  2. Step 2: Convert to fraction form
    9,106.66/13,659.36 = 3,558.94/x
  3. Step 3: Cross multiply
    9,106.66x = 13,659.36 × 3,558.94
  4. Step 4: Simplify right side
    9,106.66x = 48,612,842.68
  5. Step 5: Solve for x
    x = 48,612,842.68/9,106.66
  6. Step 6: Final answer
    x = 5,338.16

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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.