Home / 7,968.08-11,938.86-5,624.24

Finding the Fourth Proportional to 7,968.08, 11,938.86 and 5,624.24

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Solution

The fourth proportional to 7,968.08, 11,938.86 and 5,624.24 is: 8,426.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.08 : 11,938.86 = 5,624.24 : x
  2. Step 2: Convert to fraction form
    7,968.08/11,938.86 = 5,624.24/x
  3. Step 3: Cross multiply
    7,968.08x = 11,938.86 × 5,624.24
  4. Step 4: Simplify right side
    7,968.08x = 67,146,930.54
  5. Step 5: Solve for x
    x = 67,146,930.54/7,968.08
  6. Step 6: Final answer
    x = 8,426.99

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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.