Home / 8,439.01-11,645.83-4,610.70

Finding the Fourth Proportional to 8,439.01, 11,645.83 and 4,610.70

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Solution

The fourth proportional to 8,439.01, 11,645.83 and 4,610.70 is: 6,362.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439.01 : 11,645.83 = 4,610.70 : x
  2. Step 2: Convert to fraction form
    8,439.01/11,645.83 = 4,610.70/x
  3. Step 3: Cross multiply
    8,439.01x = 11,645.83 × 4,610.70
  4. Step 4: Simplify right side
    8,439.01x = 53,695,428.38
  5. Step 5: Solve for x
    x = 53,695,428.38/8,439.01
  6. Step 6: Final answer
    x = 6,362.76

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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.