Home / 12,551.96-17,321.58-6,962.92

Finding the Fourth Proportional to 12,551.96, 17,321.58 and 6,962.92

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Solution

The fourth proportional to 12,551.96, 17,321.58 and 6,962.92 is: 9,608.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,551.96 : 17,321.58 = 6,962.92 : x
  2. Step 2: Convert to fraction form
    12,551.96/17,321.58 = 6,962.92/x
  3. Step 3: Cross multiply
    12,551.96x = 17,321.58 × 6,962.92
  4. Step 4: Simplify right side
    12,551.96x = 120,608,775.81
  5. Step 5: Solve for x
    x = 120,608,775.81/12,551.96
  6. Step 6: Final answer
    x = 9,608.76

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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.