Home / 7,645.20-10,552.62-4,993.02

Finding the Fourth Proportional to 7,645.20, 10,552.62 and 4,993.02

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Solution

The fourth proportional to 7,645.20, 10,552.62 and 4,993.02 is: 6,891.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.20 : 10,552.62 = 4,993.02 : x
  2. Step 2: Convert to fraction form
    7,645.20/10,552.62 = 4,993.02/x
  3. Step 3: Cross multiply
    7,645.20x = 10,552.62 × 4,993.02
  4. Step 4: Simplify right side
    7,645.20x = 52,689,442.71
  5. Step 5: Solve for x
    x = 52,689,442.71/7,645.20
  6. Step 6: Final answer
    x = 6,891.83

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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.