Home / 2,906.40-4,359.45-1,704.93

Finding the Fourth Proportional to 2,906.40, 4,359.45 and 1,704.93

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Solution

The fourth proportional to 2,906.40, 4,359.45 and 1,704.93 is: 2,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906.40 : 4,359.45 = 1,704.93 : x
  2. Step 2: Convert to fraction form
    2,906.40/4,359.45 = 1,704.93/x
  3. Step 3: Cross multiply
    2,906.40x = 4,359.45 × 1,704.93
  4. Step 4: Simplify right side
    2,906.40x = 7,432,557.09
  5. Step 5: Solve for x
    x = 7,432,557.09/2,906.40
  6. Step 6: Final answer
    x = 2,557.31

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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.