Home / 1,774.26-2,658.51-1,285.02

Finding the Fourth Proportional to 1,774.26, 2,658.51 and 1,285.02

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Solution

The fourth proportional to 1,774.26, 2,658.51 and 1,285.02 is: 1,925.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774.26 : 2,658.51 = 1,285.02 : x
  2. Step 2: Convert to fraction form
    1,774.26/2,658.51 = 1,285.02/x
  3. Step 3: Cross multiply
    1,774.26x = 2,658.51 × 1,285.02
  4. Step 4: Simplify right side
    1,774.26x = 3,416,238.52
  5. Step 5: Solve for x
    x = 3,416,238.52/1,774.26
  6. Step 6: Final answer
    x = 1,925.44

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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.