Home / 11,286.54-15,577.25-6,810.95

Finding the Fourth Proportional to 11,286.54, 15,577.25 and 6,810.95

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Solution

The fourth proportional to 11,286.54, 15,577.25 and 6,810.95 is: 9,400.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.54 : 15,577.25 = 6,810.95 : x
  2. Step 2: Convert to fraction form
    11,286.54/15,577.25 = 6,810.95/x
  3. Step 3: Cross multiply
    11,286.54x = 15,577.25 × 6,810.95
  4. Step 4: Simplify right side
    11,286.54x = 106,095,875.78
  5. Step 5: Solve for x
    x = 106,095,875.78/11,286.54
  6. Step 6: Final answer
    x = 9,400.21

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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.