Home / 3,261.15-4,892.94-1,507.01

Finding the Fourth Proportional to 3,261.15, 4,892.94 and 1,507.01

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Solution

The fourth proportional to 3,261.15, 4,892.94 and 1,507.01 is: 2,261.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.15 : 4,892.94 = 1,507.01 : x
  2. Step 2: Convert to fraction form
    3,261.15/4,892.94 = 1,507.01/x
  3. Step 3: Cross multiply
    3,261.15x = 4,892.94 × 1,507.01
  4. Step 4: Simplify right side
    3,261.15x = 7,373,685.04
  5. Step 5: Solve for x
    x = 7,373,685.04/3,261.15
  6. Step 6: Final answer
    x = 2,261.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.