Home / 4,200.37-6,300.57-1,889.17

Finding the Fourth Proportional to 4,200.37, 6,300.57 and 1,889.17

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Solution

The fourth proportional to 4,200.37, 6,300.57 and 1,889.17 is: 2,833.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.37 : 6,300.57 = 1,889.17 : x
  2. Step 2: Convert to fraction form
    4,200.37/6,300.57 = 1,889.17/x
  3. Step 3: Cross multiply
    4,200.37x = 6,300.57 × 1,889.17
  4. Step 4: Simplify right side
    4,200.37x = 11,902,847.83
  5. Step 5: Solve for x
    x = 11,902,847.83/4,200.37
  6. Step 6: Final answer
    x = 2,833.76

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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.