Home / 1,855.08-2,782.44-1,337.52

Finding the Fourth Proportional to 1,855.08, 2,782.44 and 1,337.52

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Solution

The fourth proportional to 1,855.08, 2,782.44 and 1,337.52 is: 2,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855.08 : 2,782.44 = 1,337.52 : x
  2. Step 2: Convert to fraction form
    1,855.08/2,782.44 = 1,337.52/x
  3. Step 3: Cross multiply
    1,855.08x = 2,782.44 × 1,337.52
  4. Step 4: Simplify right side
    1,855.08x = 3,721,569.15
  5. Step 5: Solve for x
    x = 3,721,569.15/1,855.08
  6. Step 6: Final answer
    x = 2,006.15

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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.