Home / 7,322.27-10,981.35-2,392.20

Finding the Fourth Proportional to 7,322.27, 10,981.35 and 2,392.20

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Solution

The fourth proportional to 7,322.27, 10,981.35 and 2,392.20 is: 3,587.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.27 : 10,981.35 = 2,392.20 : x
  2. Step 2: Convert to fraction form
    7,322.27/10,981.35 = 2,392.20/x
  3. Step 3: Cross multiply
    7,322.27x = 10,981.35 × 2,392.20
  4. Step 4: Simplify right side
    7,322.27x = 26,269,585.47
  5. Step 5: Solve for x
    x = 26,269,585.47/7,322.27
  6. Step 6: Final answer
    x = 3,587.63

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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.