Home / 11,044.88-15,242.20-6,330.64

Finding the Fourth Proportional to 11,044.88, 15,242.20 and 6,330.64

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Solution

The fourth proportional to 11,044.88, 15,242.20 and 6,330.64 is: 8,736.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,044.88 : 15,242.20 = 6,330.64 : x
  2. Step 2: Convert to fraction form
    11,044.88/15,242.20 = 6,330.64/x
  3. Step 3: Cross multiply
    11,044.88x = 15,242.20 × 6,330.64
  4. Step 4: Simplify right side
    11,044.88x = 96,492,881.01
  5. Step 5: Solve for x
    x = 96,492,881.01/11,044.88
  6. Step 6: Final answer
    x = 8,736.44

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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.