Home / 4,447.12-6,135.96-2,874.91

Finding the Fourth Proportional to 4,447.12, 6,135.96 and 2,874.91

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Solution

The fourth proportional to 4,447.12, 6,135.96 and 2,874.91 is: 3,966.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.12 : 6,135.96 = 2,874.91 : x
  2. Step 2: Convert to fraction form
    4,447.12/6,135.96 = 2,874.91/x
  3. Step 3: Cross multiply
    4,447.12x = 6,135.96 × 2,874.91
  4. Step 4: Simplify right side
    4,447.12x = 17,640,332.76
  5. Step 5: Solve for x
    x = 17,640,332.76/4,447.12
  6. Step 6: Final answer
    x = 3,966.69

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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.