Home / 7,552.72-10,419.12-4,900.96

Finding the Fourth Proportional to 7,552.72, 10,419.12 and 4,900.96

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Solution

The fourth proportional to 7,552.72, 10,419.12 and 4,900.96 is: 6,760.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.72 : 10,419.12 = 4,900.96 : x
  2. Step 2: Convert to fraction form
    7,552.72/10,419.12 = 4,900.96/x
  3. Step 3: Cross multiply
    7,552.72x = 10,419.12 × 4,900.96
  4. Step 4: Simplify right side
    7,552.72x = 51,063,690.36
  5. Step 5: Solve for x
    x = 51,063,690.36/7,552.72
  6. Step 6: Final answer
    x = 6,760.97

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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.