Home / 11,224.83-15,490.96-6,189.04

Finding the Fourth Proportional to 11,224.83, 15,490.96 and 6,189.04

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Solution

The fourth proportional to 11,224.83, 15,490.96 and 6,189.04 is: 8,541.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.83 : 15,490.96 = 6,189.04 : x
  2. Step 2: Convert to fraction form
    11,224.83/15,490.96 = 6,189.04/x
  3. Step 3: Cross multiply
    11,224.83x = 15,490.96 × 6,189.04
  4. Step 4: Simplify right side
    11,224.83x = 95,874,148.81
  5. Step 5: Solve for x
    x = 95,874,148.81/11,224.83
  6. Step 6: Final answer
    x = 8,541.25

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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.