Home / 5,912.40-8,860.71-2,210.88

Finding the Fourth Proportional to 5,912.40, 8,860.71 and 2,210.88

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Solution

The fourth proportional to 5,912.40, 8,860.71 and 2,210.88 is: 3,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.40 : 8,860.71 = 2,210.88 : x
  2. Step 2: Convert to fraction form
    5,912.40/8,860.71 = 2,210.88/x
  3. Step 3: Cross multiply
    5,912.40x = 8,860.71 × 2,210.88
  4. Step 4: Simplify right side
    5,912.40x = 19,589,966.52
  5. Step 5: Solve for x
    x = 19,589,966.52/5,912.40
  6. Step 6: Final answer
    x = 3,313.37

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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.