Home / 6,837.54-10,259.79-3,139.38

Finding the Fourth Proportional to 6,837.54, 10,259.79 and 3,139.38

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Solution

The fourth proportional to 6,837.54, 10,259.79 and 3,139.38 is: 4,710.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.54 : 10,259.79 = 3,139.38 : x
  2. Step 2: Convert to fraction form
    6,837.54/10,259.79 = 3,139.38/x
  3. Step 3: Cross multiply
    6,837.54x = 10,259.79 × 3,139.38
  4. Step 4: Simplify right side
    6,837.54x = 32,209,379.53
  5. Step 5: Solve for x
    x = 32,209,379.53/6,837.54
  6. Step 6: Final answer
    x = 4,710.67

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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.