Home / 3,288.74-4,925.66-2,305.91

Finding the Fourth Proportional to 3,288.74, 4,925.66 and 2,305.91

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Solution

The fourth proportional to 3,288.74, 4,925.66 and 2,305.91 is: 3,453.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.74 : 4,925.66 = 2,305.91 : x
  2. Step 2: Convert to fraction form
    3,288.74/4,925.66 = 2,305.91/x
  3. Step 3: Cross multiply
    3,288.74x = 4,925.66 × 2,305.91
  4. Step 4: Simplify right side
    3,288.74x = 11,358,128.55
  5. Step 5: Solve for x
    x = 11,358,128.55/3,288.74
  6. Step 6: Final answer
    x = 3,453.65

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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.