Home / 9,329.47-12,874.01-5,296.38

Finding the Fourth Proportional to 9,329.47, 12,874.01 and 5,296.38

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Solution

The fourth proportional to 9,329.47, 12,874.01 and 5,296.38 is: 7,308.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.47 : 12,874.01 = 5,296.38 : x
  2. Step 2: Convert to fraction form
    9,329.47/12,874.01 = 5,296.38/x
  3. Step 3: Cross multiply
    9,329.47x = 12,874.01 × 5,296.38
  4. Step 4: Simplify right side
    9,329.47x = 68,185,649.08
  5. Step 5: Solve for x
    x = 68,185,649.08/9,329.47
  6. Step 6: Final answer
    x = 7,308.63

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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.