Home / 1,404.90-2,107.34-1,060.44

Finding the Fourth Proportional to 1,404.90, 2,107.34 and 1,060.44

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Solution

The fourth proportional to 1,404.90, 2,107.34 and 1,060.44 is: 1,590.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404.90 : 2,107.34 = 1,060.44 : x
  2. Step 2: Convert to fraction form
    1,404.90/2,107.34 = 1,060.44/x
  3. Step 3: Cross multiply
    1,404.90x = 2,107.34 × 1,060.44
  4. Step 4: Simplify right side
    1,404.90x = 2,234,707.63
  5. Step 5: Solve for x
    x = 2,234,707.63/1,404.90
  6. Step 6: Final answer
    x = 1,590.65

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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.