Home / 10,904.70-16,345.83-4,335.54

Finding the Fourth Proportional to 10,904.70, 16,345.83 and 4,335.54

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Solution

The fourth proportional to 10,904.70, 16,345.83 and 4,335.54 is: 6,498.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.70 : 16,345.83 = 4,335.54 : x
  2. Step 2: Convert to fraction form
    10,904.70/16,345.83 = 4,335.54/x
  3. Step 3: Cross multiply
    10,904.70x = 16,345.83 × 4,335.54
  4. Step 4: Simplify right side
    10,904.70x = 70,867,999.80
  5. Step 5: Solve for x
    x = 70,867,999.80/10,904.70
  6. Step 6: Final answer
    x = 6,498.85

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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.