Home / 4,812.96-6,641.86-2,717.08

Finding the Fourth Proportional to 4,812.96, 6,641.86 and 2,717.08

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Solution

The fourth proportional to 4,812.96, 6,641.86 and 2,717.08 is: 3,749.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.96 : 6,641.86 = 2,717.08 : x
  2. Step 2: Convert to fraction form
    4,812.96/6,641.86 = 2,717.08/x
  3. Step 3: Cross multiply
    4,812.96x = 6,641.86 × 2,717.08
  4. Step 4: Simplify right side
    4,812.96x = 18,046,464.97
  5. Step 5: Solve for x
    x = 18,046,464.97/4,812.96
  6. Step 6: Final answer
    x = 3,749.56

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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.