Home / 4,739.85-6,541.20-4,149.36

Finding the Fourth Proportional to 4,739.85, 6,541.20 and 4,149.36

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Solution

The fourth proportional to 4,739.85, 6,541.20 and 4,149.36 is: 5,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.85 : 6,541.20 = 4,149.36 : x
  2. Step 2: Convert to fraction form
    4,739.85/6,541.20 = 4,149.36/x
  3. Step 3: Cross multiply
    4,739.85x = 6,541.20 × 4,149.36
  4. Step 4: Simplify right side
    4,739.85x = 27,141,793.63
  5. Step 5: Solve for x
    x = 27,141,793.63/4,739.85
  6. Step 6: Final answer
    x = 5,726.30

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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.