Home / 8,111.98-11,195.40-4,925.26

Finding the Fourth Proportional to 8,111.98, 11,195.40 and 4,925.26

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Solution

The fourth proportional to 8,111.98, 11,195.40 and 4,925.26 is: 6,797.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111.98 : 11,195.40 = 4,925.26 : x
  2. Step 2: Convert to fraction form
    8,111.98/11,195.40 = 4,925.26/x
  3. Step 3: Cross multiply
    8,111.98x = 11,195.40 × 4,925.26
  4. Step 4: Simplify right side
    8,111.98x = 55,140,255.80
  5. Step 5: Solve for x
    x = 55,140,255.80/8,111.98
  6. Step 6: Final answer
    x = 6,797.39

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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.