Home / 9,200.52-12,694.74-5,221.32

Finding the Fourth Proportional to 9,200.52, 12,694.74 and 5,221.32

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Solution

The fourth proportional to 9,200.52, 12,694.74 and 5,221.32 is: 7,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200.52 : 12,694.74 = 5,221.32 : x
  2. Step 2: Convert to fraction form
    9,200.52/12,694.74 = 5,221.32/x
  3. Step 3: Cross multiply
    9,200.52x = 12,694.74 × 5,221.32
  4. Step 4: Simplify right side
    9,200.52x = 66,283,299.86
  5. Step 5: Solve for x
    x = 66,283,299.86/9,200.52
  6. Step 6: Final answer
    x = 7,204.30

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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.