Home / 6,837.18-10,247.77-3,139.77

Finding the Fourth Proportional to 6,837.18, 10,247.77 and 3,139.77

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Solution

The fourth proportional to 6,837.18, 10,247.77 and 3,139.77 is: 4,705.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.18 : 10,247.77 = 3,139.77 : x
  2. Step 2: Convert to fraction form
    6,837.18/10,247.77 = 3,139.77/x
  3. Step 3: Cross multiply
    6,837.18x = 10,247.77 × 3,139.77
  4. Step 4: Simplify right side
    6,837.18x = 32,175,640.81
  5. Step 5: Solve for x
    x = 32,175,640.81/6,837.18
  6. Step 6: Final answer
    x = 4,705.98

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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.