Home / 3,558.09-5,337.27-1,336.69

Finding the Fourth Proportional to 3,558.09, 5,337.27 and 1,336.69

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Solution

The fourth proportional to 3,558.09, 5,337.27 and 1,336.69 is: 2,005.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.09 : 5,337.27 = 1,336.69 : x
  2. Step 2: Convert to fraction form
    3,558.09/5,337.27 = 1,336.69/x
  3. Step 3: Cross multiply
    3,558.09x = 5,337.27 × 1,336.69
  4. Step 4: Simplify right side
    3,558.09x = 7,134,275.44
  5. Step 5: Solve for x
    x = 7,134,275.44/3,558.09
  6. Step 6: Final answer
    x = 2,005.09

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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.