Home / 10,360.20-15,540.86-3,339.70

Finding the Fourth Proportional to 10,360.20, 15,540.86 and 3,339.70

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Solution

The fourth proportional to 10,360.20, 15,540.86 and 3,339.70 is: 5,009.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.20 : 15,540.86 = 3,339.70 : x
  2. Step 2: Convert to fraction form
    10,360.20/15,540.86 = 3,339.70/x
  3. Step 3: Cross multiply
    10,360.20x = 15,540.86 × 3,339.70
  4. Step 4: Simplify right side
    10,360.20x = 51,901,810.14
  5. Step 5: Solve for x
    x = 51,901,810.14/10,360.20
  6. Step 6: Final answer
    x = 5,009.73

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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.