Home / 2,669.62-4,006.52-1,853.63

Finding the Fourth Proportional to 2,669.62, 4,006.52 and 1,853.63

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Solution

The fourth proportional to 2,669.62, 4,006.52 and 1,853.63 is: 2,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.62 : 4,006.52 = 1,853.63 : x
  2. Step 2: Convert to fraction form
    2,669.62/4,006.52 = 1,853.63/x
  3. Step 3: Cross multiply
    2,669.62x = 4,006.52 × 1,853.63
  4. Step 4: Simplify right side
    2,669.62x = 7,426,605.67
  5. Step 5: Solve for x
    x = 7,426,605.67/2,669.62
  6. Step 6: Final answer
    x = 2,781.90

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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.