Home / 6,861.59-9,468.99-3,717.77

Finding the Fourth Proportional to 6,861.59, 9,468.99 and 3,717.77

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Solution

The fourth proportional to 6,861.59, 9,468.99 and 3,717.77 is: 5,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.59 : 9,468.99 = 3,717.77 : x
  2. Step 2: Convert to fraction form
    6,861.59/9,468.99 = 3,717.77/x
  3. Step 3: Cross multiply
    6,861.59x = 9,468.99 × 3,717.77
  4. Step 4: Simplify right side
    6,861.59x = 35,203,583.27
  5. Step 5: Solve for x
    x = 35,203,583.27/6,861.59
  6. Step 6: Final answer
    x = 5,130.53

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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.