Home / 3,902.19-5,856.21-1,437.63

Finding the Fourth Proportional to 3,902.19, 5,856.21 and 1,437.63

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Solution

The fourth proportional to 3,902.19, 5,856.21 and 1,437.63 is: 2,157.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.19 : 5,856.21 = 1,437.63 : x
  2. Step 2: Convert to fraction form
    3,902.19/5,856.21 = 1,437.63/x
  3. Step 3: Cross multiply
    3,902.19x = 5,856.21 × 1,437.63
  4. Step 4: Simplify right side
    3,902.19x = 8,419,063.18
  5. Step 5: Solve for x
    x = 8,419,063.18/3,902.19
  6. Step 6: Final answer
    x = 2,157.52

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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.