Home / 11,193.80-15,447.95-6,157.92

Finding the Fourth Proportional to 11,193.80, 15,447.95 and 6,157.92

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Solution

The fourth proportional to 11,193.80, 15,447.95 and 6,157.92 is: 8,498.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.80 : 15,447.95 = 6,157.92 : x
  2. Step 2: Convert to fraction form
    11,193.80/15,447.95 = 6,157.92/x
  3. Step 3: Cross multiply
    11,193.80x = 15,447.95 × 6,157.92
  4. Step 4: Simplify right side
    11,193.80x = 95,127,255.66
  5. Step 5: Solve for x
    x = 95,127,255.66/11,193.80
  6. Step 6: Final answer
    x = 8,498.21

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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.