Home / 7,060.32-9,742.68-3,873.09

Finding the Fourth Proportional to 7,060.32, 9,742.68 and 3,873.09

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Solution

The fourth proportional to 7,060.32, 9,742.68 and 3,873.09 is: 5,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.32 : 9,742.68 = 3,873.09 : x
  2. Step 2: Convert to fraction form
    7,060.32/9,742.68 = 3,873.09/x
  3. Step 3: Cross multiply
    7,060.32x = 9,742.68 × 3,873.09
  4. Step 4: Simplify right side
    7,060.32x = 37,734,276.48
  5. Step 5: Solve for x
    x = 37,734,276.48/7,060.32
  6. Step 6: Final answer
    x = 5,344.56

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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.