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Finding the Fourth Proportional to 3,042.50, 4,563.76 and 734

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Solution

The fourth proportional to 3,042.50, 4,563.76 and 734 is: 1,101.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.50 : 4,563.76 = 734 : x
  2. Step 2: Convert to fraction form
    3,042.50/4,563.76 = 734/x
  3. Step 3: Cross multiply
    3,042.50x = 4,563.76 × 734
  4. Step 4: Simplify right side
    3,042.50x = 3,349,799.84
  5. Step 5: Solve for x
    x = 3,349,799.84/3,042.50
  6. Step 6: Final answer
    x = 1,101.00

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Similar ratio
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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.