Home / 11,799.68-16,276.55-9,277.74

Finding the Fourth Proportional to 11,799.68, 16,276.55 and 9,277.74

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Solution

The fourth proportional to 11,799.68, 16,276.55 and 9,277.74 is: 12,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,799.68 : 16,276.55 = 9,277.74 : x
  2. Step 2: Convert to fraction form
    11,799.68/16,276.55 = 9,277.74/x
  3. Step 3: Cross multiply
    11,799.68x = 16,276.55 × 9,277.74
  4. Step 4: Simplify right side
    11,799.68x = 151,009,552.61
  5. Step 5: Solve for x
    x = 151,009,552.61/11,799.68
  6. Step 6: Final answer
    x = 12,797.77

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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.