Home / 11,933.16-16,468.08-7,214.76

Finding the Fourth Proportional to 11,933.16, 16,468.08 and 7,214.76

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Solution

The fourth proportional to 11,933.16, 16,468.08 and 7,214.76 is: 9,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.16 : 16,468.08 = 7,214.76 : x
  2. Step 2: Convert to fraction form
    11,933.16/16,468.08 = 7,214.76/x
  3. Step 3: Cross multiply
    11,933.16x = 16,468.08 × 7,214.76
  4. Step 4: Simplify right side
    11,933.16x = 118,813,244.86
  5. Step 5: Solve for x
    x = 118,813,244.86/11,933.16
  6. Step 6: Final answer
    x = 9,956.56

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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.