Home / 9,296.46-12,829.16-5,317.61

Finding the Fourth Proportional to 9,296.46, 12,829.16 and 5,317.61

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Solution

The fourth proportional to 9,296.46, 12,829.16 and 5,317.61 is: 7,338.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,296.46 : 12,829.16 = 5,317.61 : x
  2. Step 2: Convert to fraction form
    9,296.46/12,829.16 = 5,317.61/x
  3. Step 3: Cross multiply
    9,296.46x = 12,829.16 × 5,317.61
  4. Step 4: Simplify right side
    9,296.46x = 68,220,418.66
  5. Step 5: Solve for x
    x = 68,220,418.66/9,296.46
  6. Step 6: Final answer
    x = 7,338.32

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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.