Home / 11,192.99-15,447.51-6,946.76

Finding the Fourth Proportional to 11,192.99, 15,447.51 and 6,946.76

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Solution

The fourth proportional to 11,192.99, 15,447.51 and 6,946.76 is: 9,587.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192.99 : 15,447.51 = 6,946.76 : x
  2. Step 2: Convert to fraction form
    11,192.99/15,447.51 = 6,946.76/x
  3. Step 3: Cross multiply
    11,192.99x = 15,447.51 × 6,946.76
  4. Step 4: Simplify right side
    11,192.99x = 107,310,183.19
  5. Step 5: Solve for x
    x = 107,310,183.19/11,192.99
  6. Step 6: Final answer
    x = 9,587.27

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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.