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Finding the Fourth Proportional to 1,832.76, 2,747.94 and 1,507.32

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Solution

The fourth proportional to 1,832.76, 2,747.94 and 1,507.32 is: 2,259.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.76 : 2,747.94 = 1,507.32 : x
  2. Step 2: Convert to fraction form
    1,832.76/2,747.94 = 1,507.32/x
  3. Step 3: Cross multiply
    1,832.76x = 2,747.94 × 1,507.32
  4. Step 4: Simplify right side
    1,832.76x = 4,142,024.92
  5. Step 5: Solve for x
    x = 4,142,024.92/1,832.76
  6. Step 6: Final answer
    x = 2,259.99

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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.