Home / 7,934.74-11,903.12-2,388.26

Finding the Fourth Proportional to 7,934.74, 11,903.12 and 2,388.26

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Solution

The fourth proportional to 7,934.74, 11,903.12 and 2,388.26 is: 3,582.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.74 : 11,903.12 = 2,388.26 : x
  2. Step 2: Convert to fraction form
    7,934.74/11,903.12 = 2,388.26/x
  3. Step 3: Cross multiply
    7,934.74x = 11,903.12 × 2,388.26
  4. Step 4: Simplify right side
    7,934.74x = 28,427,745.37
  5. Step 5: Solve for x
    x = 28,427,745.37/7,934.74
  6. Step 6: Final answer
    x = 3,582.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.