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Finding the Fourth Proportional to 3,652.95, 5,041.13 and 2,081.01

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Solution

The fourth proportional to 3,652.95, 5,041.13 and 2,081.01 is: 2,871.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.95 : 5,041.13 = 2,081.01 : x
  2. Step 2: Convert to fraction form
    3,652.95/5,041.13 = 2,081.01/x
  3. Step 3: Cross multiply
    3,652.95x = 5,041.13 × 2,081.01
  4. Step 4: Simplify right side
    3,652.95x = 10,490,631.54
  5. Step 5: Solve for x
    x = 10,490,631.54/3,652.95
  6. Step 6: Final answer
    x = 2,871.82

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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.