Home / 11,222.64-15,487.35-6,187.04

Finding the Fourth Proportional to 11,222.64, 15,487.35 and 6,187.04

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Solution

The fourth proportional to 11,222.64, 15,487.35 and 6,187.04 is: 8,538.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,222.64 : 15,487.35 = 6,187.04 : x
  2. Step 2: Convert to fraction form
    11,222.64/15,487.35 = 6,187.04/x
  3. Step 3: Cross multiply
    11,222.64x = 15,487.35 × 6,187.04
  4. Step 4: Simplify right side
    11,222.64x = 95,820,889.74
  5. Step 5: Solve for x
    x = 95,820,889.74/11,222.64
  6. Step 6: Final answer
    x = 8,538.18

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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.