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Finding the Fourth Proportional to 7,225.88, 10,838.81 and 1,753.88

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Solution

The fourth proportional to 7,225.88, 10,838.81 and 1,753.88 is: 2,630.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225.88 : 10,838.81 = 1,753.88 : x
  2. Step 2: Convert to fraction form
    7,225.88/10,838.81 = 1,753.88/x
  3. Step 3: Cross multiply
    7,225.88x = 10,838.81 × 1,753.88
  4. Step 4: Simplify right side
    7,225.88x = 19,009,922.27
  5. Step 5: Solve for x
    x = 19,009,922.27/7,225.88
  6. Step 6: Final answer
    x = 2,630.81

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Similar ratio
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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.