Home / 9,276.43-12,801.20-5,296.77

Finding the Fourth Proportional to 9,276.43, 12,801.20 and 5,296.77

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Solution

The fourth proportional to 9,276.43, 12,801.20 and 5,296.77 is: 7,309.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.43 : 12,801.20 = 5,296.77 : x
  2. Step 2: Convert to fraction form
    9,276.43/12,801.20 = 5,296.77/x
  3. Step 3: Cross multiply
    9,276.43x = 12,801.20 × 5,296.77
  4. Step 4: Simplify right side
    9,276.43x = 67,805,012.12
  5. Step 5: Solve for x
    x = 67,805,012.12/9,276.43
  6. Step 6: Final answer
    x = 7,309.39

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Similar ratio
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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.