Home / 11,462.88-17,210.25-5,920.32

Finding the Fourth Proportional to 11,462.88, 17,210.25 and 5,920.32

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Solution

The fourth proportional to 11,462.88, 17,210.25 and 5,920.32 is: 8,888.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,462.88 : 17,210.25 = 5,920.32 : x
  2. Step 2: Convert to fraction form
    11,462.88/17,210.25 = 5,920.32/x
  3. Step 3: Cross multiply
    11,462.88x = 17,210.25 × 5,920.32
  4. Step 4: Simplify right side
    11,462.88x = 101,890,187.28
  5. Step 5: Solve for x
    x = 101,890,187.28/11,462.88
  6. Step 6: Final answer
    x = 8,888.71

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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.