Home / 4,237.20-6,355.80-2,760.98

Finding the Fourth Proportional to 4,237.20, 6,355.80 and 2,760.98

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Solution

The fourth proportional to 4,237.20, 6,355.80 and 2,760.98 is: 4,141.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.20 : 6,355.80 = 2,760.98 : x
  2. Step 2: Convert to fraction form
    4,237.20/6,355.80 = 2,760.98/x
  3. Step 3: Cross multiply
    4,237.20x = 6,355.80 × 2,760.98
  4. Step 4: Simplify right side
    4,237.20x = 17,548,204.91
  5. Step 5: Solve for x
    x = 17,548,204.91/4,237.20
  6. Step 6: Final answer
    x = 4,141.46

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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.