Home / 4,685.22-7,025.94-1,913.31

Finding the Fourth Proportional to 4,685.22, 7,025.94 and 1,913.31

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Solution

The fourth proportional to 4,685.22, 7,025.94 and 1,913.31 is: 2,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.22 : 7,025.94 = 1,913.31 : x
  2. Step 2: Convert to fraction form
    4,685.22/7,025.94 = 1,913.31/x
  3. Step 3: Cross multiply
    4,685.22x = 7,025.94 × 1,913.31
  4. Step 4: Simplify right side
    4,685.22x = 13,442,801.26
  5. Step 5: Solve for x
    x = 13,442,801.26/4,685.22
  6. Step 6: Final answer
    x = 2,869.19

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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.