Home / 8,061.09-11,121.54-4,701.14

Finding the Fourth Proportional to 8,061.09, 11,121.54 and 4,701.14

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Solution

The fourth proportional to 8,061.09, 11,121.54 and 4,701.14 is: 6,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,061.09 : 11,121.54 = 4,701.14 : x
  2. Step 2: Convert to fraction form
    8,061.09/11,121.54 = 4,701.14/x
  3. Step 3: Cross multiply
    8,061.09x = 11,121.54 × 4,701.14
  4. Step 4: Simplify right side
    8,061.09x = 52,283,860.95
  5. Step 5: Solve for x
    x = 52,283,860.95/8,061.09
  6. Step 6: Final answer
    x = 6,485.95

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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.