Home / 11,116.84-16,663.26-7,224.04

Finding the Fourth Proportional to 11,116.84, 16,663.26 and 7,224.04

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Solution

The fourth proportional to 11,116.84, 16,663.26 and 7,224.04 is: 10,828.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116.84 : 16,663.26 = 7,224.04 : x
  2. Step 2: Convert to fraction form
    11,116.84/16,663.26 = 7,224.04/x
  3. Step 3: Cross multiply
    11,116.84x = 16,663.26 × 7,224.04
  4. Step 4: Simplify right side
    11,116.84x = 120,376,056.77
  5. Step 5: Solve for x
    x = 120,376,056.77/11,116.84
  6. Step 6: Final answer
    x = 10,828.26

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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.