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Finding the Fourth Proportional to 1,506.92, 2,260.91 and 736.88

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Solution

The fourth proportional to 1,506.92, 2,260.91 and 736.88 is: 1,105.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506.92 : 2,260.91 = 736.88 : x
  2. Step 2: Convert to fraction form
    1,506.92/2,260.91 = 736.88/x
  3. Step 3: Cross multiply
    1,506.92x = 2,260.91 × 736.88
  4. Step 4: Simplify right side
    1,506.92x = 1,666,009.90
  5. Step 5: Solve for x
    x = 1,666,009.90/1,506.92
  6. Step 6: Final answer
    x = 1,105.58

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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.