Home / 9,152.28-13,725.66-3,887.22

Finding the Fourth Proportional to 9,152.28, 13,725.66 and 3,887.22

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Solution

The fourth proportional to 9,152.28, 13,725.66 and 3,887.22 is: 5,829.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.28 : 13,725.66 = 3,887.22 : x
  2. Step 2: Convert to fraction form
    9,152.28/13,725.66 = 3,887.22/x
  3. Step 3: Cross multiply
    9,152.28x = 13,725.66 × 3,887.22
  4. Step 4: Simplify right side
    9,152.28x = 53,354,660.07
  5. Step 5: Solve for x
    x = 53,354,660.07/9,152.28
  6. Step 6: Final answer
    x = 5,829.66

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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.