Home / 7,108.53-10,662.86-2,724.95

Finding the Fourth Proportional to 7,108.53, 10,662.86 and 2,724.95

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Solution

The fourth proportional to 7,108.53, 10,662.86 and 2,724.95 is: 4,087.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.53 : 10,662.86 = 2,724.95 : x
  2. Step 2: Convert to fraction form
    7,108.53/10,662.86 = 2,724.95/x
  3. Step 3: Cross multiply
    7,108.53x = 10,662.86 × 2,724.95
  4. Step 4: Simplify right side
    7,108.53x = 29,055,693.42
  5. Step 5: Solve for x
    x = 29,055,693.42/7,108.53
  6. Step 6: Final answer
    x = 4,087.44

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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.