Home / 7,099.20-10,641.23-3,393.59

Finding the Fourth Proportional to 7,099.20, 10,641.23 and 3,393.59

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Solution

The fourth proportional to 7,099.20, 10,641.23 and 3,393.59 is: 5,086.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099.20 : 10,641.23 = 3,393.59 : x
  2. Step 2: Convert to fraction form
    7,099.20/10,641.23 = 3,393.59/x
  3. Step 3: Cross multiply
    7,099.20x = 10,641.23 × 3,393.59
  4. Step 4: Simplify right side
    7,099.20x = 36,111,901.54
  5. Step 5: Solve for x
    x = 36,111,901.54/7,099.20
  6. Step 6: Final answer
    x = 5,086.76

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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.