Home / 4,435.47-6,120.95-2,667.20

Finding the Fourth Proportional to 4,435.47, 6,120.95 and 2,667.20

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Solution

The fourth proportional to 4,435.47, 6,120.95 and 2,667.20 is: 3,680.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.47 : 6,120.95 = 2,667.20 : x
  2. Step 2: Convert to fraction form
    4,435.47/6,120.95 = 2,667.20/x
  3. Step 3: Cross multiply
    4,435.47x = 6,120.95 × 2,667.20
  4. Step 4: Simplify right side
    4,435.47x = 16,325,753.90
  5. Step 5: Solve for x
    x = 16,325,753.90/4,435.47
  6. Step 6: Final answer
    x = 3,680.73

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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.