Home / 9,276.44-12,798.94-5,296.12

Finding the Fourth Proportional to 9,276.44, 12,798.94 and 5,296.12

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Solution

The fourth proportional to 9,276.44, 12,798.94 and 5,296.12 is: 7,307.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.44 : 12,798.94 = 5,296.12 : x
  2. Step 2: Convert to fraction form
    9,276.44/12,798.94 = 5,296.12/x
  3. Step 3: Cross multiply
    9,276.44x = 12,798.94 × 5,296.12
  4. Step 4: Simplify right side
    9,276.44x = 67,784,722.11
  5. Step 5: Solve for x
    x = 67,784,722.11/9,276.44
  6. Step 6: Final answer
    x = 7,307.19

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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.