Home / 4,157.28-6,237.99-2,209.50

Finding the Fourth Proportional to 4,157.28, 6,237.99 and 2,209.50

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Solution

The fourth proportional to 4,157.28, 6,237.99 and 2,209.50 is: 3,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.28 : 6,237.99 = 2,209.50 : x
  2. Step 2: Convert to fraction form
    4,157.28/6,237.99 = 2,209.50/x
  3. Step 3: Cross multiply
    4,157.28x = 6,237.99 × 2,209.50
  4. Step 4: Simplify right side
    4,157.28x = 13,782,838.91
  5. Step 5: Solve for x
    x = 13,782,838.91/4,157.28
  6. Step 6: Final answer
    x = 3,315.35

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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.