Home / 7,932.36-11,899.13-2,385.26

Finding the Fourth Proportional to 7,932.36, 11,899.13 and 2,385.26

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Solution

The fourth proportional to 7,932.36, 11,899.13 and 2,385.26 is: 3,578.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.36 : 11,899.13 = 2,385.26 : x
  2. Step 2: Convert to fraction form
    7,932.36/11,899.13 = 2,385.26/x
  3. Step 3: Cross multiply
    7,932.36x = 11,899.13 × 2,385.26
  4. Step 4: Simplify right side
    7,932.36x = 28,382,518.82
  5. Step 5: Solve for x
    x = 28,382,518.82/7,932.36
  6. Step 6: Final answer
    x = 3,578.07

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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.