Home / 10,904.05-16,358.40-6,226.30

Finding the Fourth Proportional to 10,904.05, 16,358.40 and 6,226.30

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Solution

The fourth proportional to 10,904.05, 16,358.40 and 6,226.30 is: 9,340.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.05 : 16,358.40 = 6,226.30 : x
  2. Step 2: Convert to fraction form
    10,904.05/16,358.40 = 6,226.30/x
  3. Step 3: Cross multiply
    10,904.05x = 16,358.40 × 6,226.30
  4. Step 4: Simplify right side
    10,904.05x = 101,852,305.92
  5. Step 5: Solve for x
    x = 101,852,305.92/10,904.05
  6. Step 6: Final answer
    x = 9,340.78

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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.