Home / 11,339.25-15,650.64-6,305.19

Finding the Fourth Proportional to 11,339.25, 15,650.64 and 6,305.19

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Solution

The fourth proportional to 11,339.25, 15,650.64 and 6,305.19 is: 8,702.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.25 : 15,650.64 = 6,305.19 : x
  2. Step 2: Convert to fraction form
    11,339.25/15,650.64 = 6,305.19/x
  3. Step 3: Cross multiply
    11,339.25x = 15,650.64 × 6,305.19
  4. Step 4: Simplify right side
    11,339.25x = 98,680,258.82
  5. Step 5: Solve for x
    x = 98,680,258.82/11,339.25
  6. Step 6: Final answer
    x = 8,702.54

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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.