Home / 11,708.29-16,158.52-6,992.47

Finding the Fourth Proportional to 11,708.29, 16,158.52 and 6,992.47

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Solution

The fourth proportional to 11,708.29, 16,158.52 and 6,992.47 is: 9,650.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.29 : 16,158.52 = 6,992.47 : x
  2. Step 2: Convert to fraction form
    11,708.29/16,158.52 = 6,992.47/x
  3. Step 3: Cross multiply
    11,708.29x = 16,158.52 × 6,992.47
  4. Step 4: Simplify right side
    11,708.29x = 112,987,948.86
  5. Step 5: Solve for x
    x = 112,987,948.86/11,708.29
  6. Step 6: Final answer
    x = 9,650.25

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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.