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Finding the Fourth Proportional to 7,496.88, 10,343.92 and 4,843.76

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Solution

The fourth proportional to 7,496.88, 10,343.92 and 4,843.76 is: 6,683.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,496.88 : 10,343.92 = 4,843.76 : x
  2. Step 2: Convert to fraction form
    7,496.88/10,343.92 = 4,843.76/x
  3. Step 3: Cross multiply
    7,496.88x = 10,343.92 × 4,843.76
  4. Step 4: Simplify right side
    7,496.88x = 50,103,465.94
  5. Step 5: Solve for x
    x = 50,103,465.94/7,496.88
  6. Step 6: Final answer
    x = 6,683.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.