Home / 3,900.89-5,853.65-1,437.44

Finding the Fourth Proportional to 3,900.89, 5,853.65 and 1,437.44

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Solution

The fourth proportional to 3,900.89, 5,853.65 and 1,437.44 is: 2,157.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900.89 : 5,853.65 = 1,437.44 : x
  2. Step 2: Convert to fraction form
    3,900.89/5,853.65 = 1,437.44/x
  3. Step 3: Cross multiply
    3,900.89x = 5,853.65 × 1,437.44
  4. Step 4: Simplify right side
    3,900.89x = 8,414,256.15
  5. Step 5: Solve for x
    x = 8,414,256.15/3,900.89
  6. Step 6: Final answer
    x = 2,157.01

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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.