Home / 7,336.32-11,006.28-2,142.16

Finding the Fourth Proportional to 7,336.32, 11,006.28 and 2,142.16

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Solution

The fourth proportional to 7,336.32, 11,006.28 and 2,142.16 is: 3,213.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.32 : 11,006.28 = 2,142.16 : x
  2. Step 2: Convert to fraction form
    7,336.32/11,006.28 = 2,142.16/x
  3. Step 3: Cross multiply
    7,336.32x = 11,006.28 × 2,142.16
  4. Step 4: Simplify right side
    7,336.32x = 23,577,212.76
  5. Step 5: Solve for x
    x = 23,577,212.76/7,336.32
  6. Step 6: Final answer
    x = 3,213.77

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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.