Home / 4,837.68-6,675.66-2,742.12

Finding the Fourth Proportional to 4,837.68, 6,675.66 and 2,742.12

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Solution

The fourth proportional to 4,837.68, 6,675.66 and 2,742.12 is: 3,783.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,837.68 : 6,675.66 = 2,742.12 : x
  2. Step 2: Convert to fraction form
    4,837.68/6,675.66 = 2,742.12/x
  3. Step 3: Cross multiply
    4,837.68x = 6,675.66 × 2,742.12
  4. Step 4: Simplify right side
    4,837.68x = 18,305,460.80
  5. Step 5: Solve for x
    x = 18,305,460.80/4,837.68
  6. Step 6: Final answer
    x = 3,783.93

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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.