Home / 7,816.95-11,727.33-2,270.16

Finding the Fourth Proportional to 7,816.95, 11,727.33 and 2,270.16

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Solution

The fourth proportional to 7,816.95, 11,727.33 and 2,270.16 is: 3,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816.95 : 11,727.33 = 2,270.16 : x
  2. Step 2: Convert to fraction form
    7,816.95/11,727.33 = 2,270.16/x
  3. Step 3: Cross multiply
    7,816.95x = 11,727.33 × 2,270.16
  4. Step 4: Simplify right side
    7,816.95x = 26,622,915.47
  5. Step 5: Solve for x
    x = 26,622,915.47/7,816.95
  6. Step 6: Final answer
    x = 3,405.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.