Home / 8,087.90-11,162.33-4,551.79

Finding the Fourth Proportional to 8,087.90, 11,162.33 and 4,551.79

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Solution

The fourth proportional to 8,087.90, 11,162.33 and 4,551.79 is: 6,282.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.90 : 11,162.33 = 4,551.79 : x
  2. Step 2: Convert to fraction form
    8,087.90/11,162.33 = 4,551.79/x
  3. Step 3: Cross multiply
    8,087.90x = 11,162.33 × 4,551.79
  4. Step 4: Simplify right side
    8,087.90x = 50,808,565.54
  5. Step 5: Solve for x
    x = 50,808,565.54/8,087.90
  6. Step 6: Final answer
    x = 6,282.05

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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.