Home / 7,981.27-11,010.16-4,793.01

Finding the Fourth Proportional to 7,981.27, 11,010.16 and 4,793.01

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Solution

The fourth proportional to 7,981.27, 11,010.16 and 4,793.01 is: 6,611.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981.27 : 11,010.16 = 4,793.01 : x
  2. Step 2: Convert to fraction form
    7,981.27/11,010.16 = 4,793.01/x
  3. Step 3: Cross multiply
    7,981.27x = 11,010.16 × 4,793.01
  4. Step 4: Simplify right side
    7,981.27x = 52,771,771.68
  5. Step 5: Solve for x
    x = 52,771,771.68/7,981.27
  6. Step 6: Final answer
    x = 6,611.95

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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.