Home / 11,016.94-15,203.40-5,981.17

Finding the Fourth Proportional to 11,016.94, 15,203.40 and 5,981.17

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Solution

The fourth proportional to 11,016.94, 15,203.40 and 5,981.17 is: 8,254.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016.94 : 15,203.40 = 5,981.17 : x
  2. Step 2: Convert to fraction form
    11,016.94/15,203.40 = 5,981.17/x
  3. Step 3: Cross multiply
    11,016.94x = 15,203.40 × 5,981.17
  4. Step 4: Simplify right side
    11,016.94x = 90,934,119.98
  5. Step 5: Solve for x
    x = 90,934,119.98/11,016.94
  6. Step 6: Final answer
    x = 8,254.03

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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.