Home / 11,358.66-15,677.20-6,579.38

Finding the Fourth Proportional to 11,358.66, 15,677.20 and 6,579.38

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Solution

The fourth proportional to 11,358.66, 15,677.20 and 6,579.38 is: 9,080.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358.66 : 15,677.20 = 6,579.38 : x
  2. Step 2: Convert to fraction form
    11,358.66/15,677.20 = 6,579.38/x
  3. Step 3: Cross multiply
    11,358.66x = 15,677.20 × 6,579.38
  4. Step 4: Simplify right side
    11,358.66x = 103,146,256.14
  5. Step 5: Solve for x
    x = 103,146,256.14/11,358.66
  6. Step 6: Final answer
    x = 9,080.85

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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.