Home / 4,594.56-6,889.32-2,128.02

Finding the Fourth Proportional to 4,594.56, 6,889.32 and 2,128.02

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Solution

The fourth proportional to 4,594.56, 6,889.32 and 2,128.02 is: 3,190.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,594.56 : 6,889.32 = 2,128.02 : x
  2. Step 2: Convert to fraction form
    4,594.56/6,889.32 = 2,128.02/x
  3. Step 3: Cross multiply
    4,594.56x = 6,889.32 × 2,128.02
  4. Step 4: Simplify right side
    4,594.56x = 14,660,610.75
  5. Step 5: Solve for x
    x = 14,660,610.75/4,594.56
  6. Step 6: Final answer
    x = 3,190.86

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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.