Home / 7,270.32-10,903.32-2,653.68

Finding the Fourth Proportional to 7,270.32, 10,903.32 and 2,653.68

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Solution

The fourth proportional to 7,270.32, 10,903.32 and 2,653.68 is: 3,979.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.32 : 10,903.32 = 2,653.68 : x
  2. Step 2: Convert to fraction form
    7,270.32/10,903.32 = 2,653.68/x
  3. Step 3: Cross multiply
    7,270.32x = 10,903.32 × 2,653.68
  4. Step 4: Simplify right side
    7,270.32x = 28,933,922.22
  5. Step 5: Solve for x
    x = 28,933,922.22/7,270.32
  6. Step 6: Final answer
    x = 3,979.73

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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.