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Finding the Fourth Proportional to 3,747.63, 5,615.49 and 2,510.49

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Solution

The fourth proportional to 3,747.63, 5,615.49 and 2,510.49 is: 3,761.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.63 : 5,615.49 = 2,510.49 : x
  2. Step 2: Convert to fraction form
    3,747.63/5,615.49 = 2,510.49/x
  3. Step 3: Cross multiply
    3,747.63x = 5,615.49 × 2,510.49
  4. Step 4: Simplify right side
    3,747.63x = 14,097,631.49
  5. Step 5: Solve for x
    x = 14,097,631.49/3,747.63
  6. Step 6: Final answer
    x = 3,761.75

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1.5x scale

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.