Home / 8,133.75-11,224.58-4,407.75

Finding the Fourth Proportional to 8,133.75, 11,224.58 and 4,407.75

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Solution

The fourth proportional to 8,133.75, 11,224.58 and 4,407.75 is: 6,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.75 : 11,224.58 = 4,407.75 : x
  2. Step 2: Convert to fraction form
    8,133.75/11,224.58 = 4,407.75/x
  3. Step 3: Cross multiply
    8,133.75x = 11,224.58 × 4,407.75
  4. Step 4: Simplify right side
    8,133.75x = 49,475,120.46
  5. Step 5: Solve for x
    x = 49,475,120.46/8,133.75
  6. Step 6: Final answer
    x = 6,082.70

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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.