Home / 11,317.71-15,618.48-6,282.03

Finding the Fourth Proportional to 11,317.71, 15,618.48 and 6,282.03

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Solution

The fourth proportional to 11,317.71, 15,618.48 and 6,282.03 is: 8,669.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.71 : 15,618.48 = 6,282.03 : x
  2. Step 2: Convert to fraction form
    11,317.71/15,618.48 = 6,282.03/x
  3. Step 3: Cross multiply
    11,317.71x = 15,618.48 × 6,282.03
  4. Step 4: Simplify right side
    11,317.71x = 98,115,759.91
  5. Step 5: Solve for x
    x = 98,115,759.91/11,317.71
  6. Step 6: Final answer
    x = 8,669.22

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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.