Home / 5,551.14-8,323.47-2,086.50

Finding the Fourth Proportional to 5,551.14, 8,323.47 and 2,086.50

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Solution

The fourth proportional to 5,551.14, 8,323.47 and 2,086.50 is: 3,128.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.14 : 8,323.47 = 2,086.50 : x
  2. Step 2: Convert to fraction form
    5,551.14/8,323.47 = 2,086.50/x
  3. Step 3: Cross multiply
    5,551.14x = 8,323.47 × 2,086.50
  4. Step 4: Simplify right side
    5,551.14x = 17,366,920.16
  5. Step 5: Solve for x
    x = 17,366,920.16/5,551.14
  6. Step 6: Final answer
    x = 3,128.53

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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.