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Finding the Fourth Proportional to 7,252.70, 10,883.91 and 2,635.70

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Solution

The fourth proportional to 7,252.70, 10,883.91 and 2,635.70 is: 3,955.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.70 : 10,883.91 = 2,635.70 : x
  2. Step 2: Convert to fraction form
    7,252.70/10,883.91 = 2,635.70/x
  3. Step 3: Cross multiply
    7,252.70x = 10,883.91 × 2,635.70
  4. Step 4: Simplify right side
    7,252.70x = 28,686,721.59
  5. Step 5: Solve for x
    x = 28,686,721.59/7,252.70
  6. Step 6: Final answer
    x = 3,955.32

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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.