Home / 7,324.63-10,990.89-4,860.61

Finding the Fourth Proportional to 7,324.63, 10,990.89 and 4,860.61

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Solution

The fourth proportional to 7,324.63, 10,990.89 and 4,860.61 is: 7,293.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.63 : 10,990.89 = 4,860.61 : x
  2. Step 2: Convert to fraction form
    7,324.63/10,990.89 = 4,860.61/x
  3. Step 3: Cross multiply
    7,324.63x = 10,990.89 × 4,860.61
  4. Step 4: Simplify right side
    7,324.63x = 53,422,402.37
  5. Step 5: Solve for x
    x = 53,422,402.37/7,324.63
  6. Step 6: Final answer
    x = 7,293.53

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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.