Home / 11,317.07-15,619.43-6,601.35

Finding the Fourth Proportional to 11,317.07, 15,619.43 and 6,601.35

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Solution

The fourth proportional to 11,317.07, 15,619.43 and 6,601.35 is: 9,110.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.07 : 15,619.43 = 6,601.35 : x
  2. Step 2: Convert to fraction form
    11,317.07/15,619.43 = 6,601.35/x
  3. Step 3: Cross multiply
    11,317.07x = 15,619.43 × 6,601.35
  4. Step 4: Simplify right side
    11,317.07x = 103,109,324.23
  5. Step 5: Solve for x
    x = 103,109,324.23/11,317.07
  6. Step 6: Final answer
    x = 9,110.96

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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.