Home / 11,317.73-15,618.17-6,281.94

Finding the Fourth Proportional to 11,317.73, 15,618.17 and 6,281.94

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Solution

The fourth proportional to 11,317.73, 15,618.17 and 6,281.94 is: 8,668.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.73 : 15,618.17 = 6,281.94 : x
  2. Step 2: Convert to fraction form
    11,317.73/15,618.17 = 6,281.94/x
  3. Step 3: Cross multiply
    11,317.73x = 15,618.17 × 6,281.94
  4. Step 4: Simplify right side
    11,317.73x = 98,112,422.55
  5. Step 5: Solve for x
    x = 98,112,422.55/11,317.73
  6. Step 6: Final answer
    x = 8,668.91

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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.