Home / 11,224.29-16,838.61-4,298.25

Finding the Fourth Proportional to 11,224.29, 16,838.61 and 4,298.25

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Solution

The fourth proportional to 11,224.29, 16,838.61 and 4,298.25 is: 6,448.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.29 : 16,838.61 = 4,298.25 : x
  2. Step 2: Convert to fraction form
    11,224.29/16,838.61 = 4,298.25/x
  3. Step 3: Cross multiply
    11,224.29x = 16,838.61 × 4,298.25
  4. Step 4: Simplify right side
    11,224.29x = 72,376,555.43
  5. Step 5: Solve for x
    x = 72,376,555.43/11,224.29
  6. Step 6: Final answer
    x = 6,448.21

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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.