Home / 9,310.80-13,953.78-3,461.52

Finding the Fourth Proportional to 9,310.80, 13,953.78 and 3,461.52

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Solution

The fourth proportional to 9,310.80, 13,953.78 and 3,461.52 is: 5,187.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.80 : 13,953.78 = 3,461.52 : x
  2. Step 2: Convert to fraction form
    9,310.80/13,953.78 = 3,461.52/x
  3. Step 3: Cross multiply
    9,310.80x = 13,953.78 × 3,461.52
  4. Step 4: Simplify right side
    9,310.80x = 48,301,288.55
  5. Step 5: Solve for x
    x = 48,301,288.55/9,310.80
  6. Step 6: Final answer
    x = 5,187.66

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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.