Home / 6,743.12-10,115.60-2,359.56

Finding the Fourth Proportional to 6,743.12, 10,115.60 and 2,359.56

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Solution

The fourth proportional to 6,743.12, 10,115.60 and 2,359.56 is: 3,539.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.12 : 10,115.60 = 2,359.56 : x
  2. Step 2: Convert to fraction form
    6,743.12/10,115.60 = 2,359.56/x
  3. Step 3: Cross multiply
    6,743.12x = 10,115.60 × 2,359.56
  4. Step 4: Simplify right side
    6,743.12x = 23,868,365.14
  5. Step 5: Solve for x
    x = 23,868,365.14/6,743.12
  6. Step 6: Final answer
    x = 3,539.66

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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.