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Finding the Fourth Proportional to 4,842.50, 6,683.06 and 2,747.03

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Solution

The fourth proportional to 4,842.50, 6,683.06 and 2,747.03 is: 3,791.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.50 : 6,683.06 = 2,747.03 : x
  2. Step 2: Convert to fraction form
    4,842.50/6,683.06 = 2,747.03/x
  3. Step 3: Cross multiply
    4,842.50x = 6,683.06 × 2,747.03
  4. Step 4: Simplify right side
    4,842.50x = 18,358,552.58
  5. Step 5: Solve for x
    x = 18,358,552.58/4,842.50
  6. Step 6: Final answer
    x = 3,791.13

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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.