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Finding the Fourth Proportional to 3,652.69, 5,041.62 and 2,081.69

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Solution

The fourth proportional to 3,652.69, 5,041.62 and 2,081.69 is: 2,873.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.69 : 5,041.62 = 2,081.69 : x
  2. Step 2: Convert to fraction form
    3,652.69/5,041.62 = 2,081.69/x
  3. Step 3: Cross multiply
    3,652.69x = 5,041.62 × 2,081.69
  4. Step 4: Simplify right side
    3,652.69x = 10,495,102.54
  5. Step 5: Solve for x
    x = 10,495,102.54/3,652.69
  6. Step 6: Final answer
    x = 2,873.25

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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.