Home / 3,739.32-5,615.46-2,585.88

Finding the Fourth Proportional to 3,739.32, 5,615.46 and 2,585.88

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Solution

The fourth proportional to 3,739.32, 5,615.46 and 2,585.88 is: 3,883.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.32 : 5,615.46 = 2,585.88 : x
  2. Step 2: Convert to fraction form
    3,739.32/5,615.46 = 2,585.88/x
  3. Step 3: Cross multiply
    3,739.32x = 5,615.46 × 2,585.88
  4. Step 4: Simplify right side
    3,739.32x = 14,520,905.70
  5. Step 5: Solve for x
    x = 14,520,905.70/3,739.32
  6. Step 6: Final answer
    x = 3,883.30

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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.