Home / 4,435.52-6,121.68-2,667.92

Finding the Fourth Proportional to 4,435.52, 6,121.68 and 2,667.92

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Solution

The fourth proportional to 4,435.52, 6,121.68 and 2,667.92 is: 3,682.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.52 : 6,121.68 = 2,667.92 : x
  2. Step 2: Convert to fraction form
    4,435.52/6,121.68 = 2,667.92/x
  3. Step 3: Cross multiply
    4,435.52x = 6,121.68 × 2,667.92
  4. Step 4: Simplify right side
    4,435.52x = 16,332,152.51
  5. Step 5: Solve for x
    x = 16,332,152.51/4,435.52
  6. Step 6: Final answer
    x = 3,682.13

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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.