Home / 11,127.99-16,691.94-4,554.18

Finding the Fourth Proportional to 11,127.99, 16,691.94 and 4,554.18

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Solution

The fourth proportional to 11,127.99, 16,691.94 and 4,554.18 is: 6,831.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.99 : 16,691.94 = 4,554.18 : x
  2. Step 2: Convert to fraction form
    11,127.99/16,691.94 = 4,554.18/x
  3. Step 3: Cross multiply
    11,127.99x = 16,691.94 × 4,554.18
  4. Step 4: Simplify right side
    11,127.99x = 76,018,076.54
  5. Step 5: Solve for x
    x = 76,018,076.54/11,127.99
  6. Step 6: Final answer
    x = 6,831.25

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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.