Home / 1,651.83-2,481.95-1,557.33

Finding the Fourth Proportional to 1,651.83, 2,481.95 and 1,557.33

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Solution

The fourth proportional to 1,651.83, 2,481.95 and 1,557.33 is: 2,339.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651.83 : 2,481.95 = 1,557.33 : x
  2. Step 2: Convert to fraction form
    1,651.83/2,481.95 = 1,557.33/x
  3. Step 3: Cross multiply
    1,651.83x = 2,481.95 × 1,557.33
  4. Step 4: Simplify right side
    1,651.83x = 3,865,215.19
  5. Step 5: Solve for x
    x = 3,865,215.19/1,651.83
  6. Step 6: Final answer
    x = 2,339.96

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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.