Home / 11,081.25-15,292.13-6,113.25

Finding the Fourth Proportional to 11,081.25, 15,292.13 and 6,113.25

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Solution

The fourth proportional to 11,081.25, 15,292.13 and 6,113.25 is: 8,436.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.25 : 15,292.13 = 6,113.25 : x
  2. Step 2: Convert to fraction form
    11,081.25/15,292.13 = 6,113.25/x
  3. Step 3: Cross multiply
    11,081.25x = 15,292.13 × 6,113.25
  4. Step 4: Simplify right side
    11,081.25x = 93,484,583.16
  5. Step 5: Solve for x
    x = 93,484,583.16/11,081.25
  6. Step 6: Final answer
    x = 8,436.29

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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.