Home / 11,240.94-15,512.29-6,205.32

Finding the Fourth Proportional to 11,240.94, 15,512.29 and 6,205.32

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Solution

The fourth proportional to 11,240.94, 15,512.29 and 6,205.32 is: 8,563.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.94 : 15,512.29 = 6,205.32 : x
  2. Step 2: Convert to fraction form
    11,240.94/15,512.29 = 6,205.32/x
  3. Step 3: Cross multiply
    11,240.94x = 15,512.29 × 6,205.32
  4. Step 4: Simplify right side
    11,240.94x = 96,258,707.87
  5. Step 5: Solve for x
    x = 96,258,707.87/11,240.94
  6. Step 6: Final answer
    x = 8,563.22

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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.