Home / 11,135.95-15,367.06-6,100.19

Finding the Fourth Proportional to 11,135.95, 15,367.06 and 6,100.19

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Solution

The fourth proportional to 11,135.95, 15,367.06 and 6,100.19 is: 8,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.95 : 15,367.06 = 6,100.19 : x
  2. Step 2: Convert to fraction form
    11,135.95/15,367.06 = 6,100.19/x
  3. Step 3: Cross multiply
    11,135.95x = 15,367.06 × 6,100.19
  4. Step 4: Simplify right side
    11,135.95x = 93,741,893.66
  5. Step 5: Solve for x
    x = 93,741,893.66/11,135.95
  6. Step 6: Final answer
    x = 8,417.95

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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.