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Finding the Fourth Proportional to 2,068.93, 3,103.41 and 529.93

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Solution

The fourth proportional to 2,068.93, 3,103.41 and 529.93 is: 794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.93 : 3,103.41 = 529.93 : x
  2. Step 2: Convert to fraction form
    2,068.93/3,103.41 = 529.93/x
  3. Step 3: Cross multiply
    2,068.93x = 3,103.41 × 529.93
  4. Step 4: Simplify right side
    2,068.93x = 1,644,590.06
  5. Step 5: Solve for x
    x = 1,644,590.06/2,068.93
  6. Step 6: Final answer
    x = 794.90

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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.