Home / 4,865.12-6,713.38-2,740.59

Finding the Fourth Proportional to 4,865.12, 6,713.38 and 2,740.59

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Solution

The fourth proportional to 4,865.12, 6,713.38 and 2,740.59 is: 3,781.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.12 : 6,713.38 = 2,740.59 : x
  2. Step 2: Convert to fraction form
    4,865.12/6,713.38 = 2,740.59/x
  3. Step 3: Cross multiply
    4,865.12x = 6,713.38 × 2,740.59
  4. Step 4: Simplify right side
    4,865.12x = 18,398,622.09
  5. Step 5: Solve for x
    x = 18,398,622.09/4,865.12
  6. Step 6: Final answer
    x = 3,781.74

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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.