Home / 4,554.35-6,827.82-1,780.52

Finding the Fourth Proportional to 4,554.35, 6,827.82 and 1,780.52

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Solution

The fourth proportional to 4,554.35, 6,827.82 and 1,780.52 is: 2,669.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.35 : 6,827.82 = 1,780.52 : x
  2. Step 2: Convert to fraction form
    4,554.35/6,827.82 = 1,780.52/x
  3. Step 3: Cross multiply
    4,554.35x = 6,827.82 × 1,780.52
  4. Step 4: Simplify right side
    4,554.35x = 12,157,070.07
  5. Step 5: Solve for x
    x = 12,157,070.07/4,554.35
  6. Step 6: Final answer
    x = 2,669.33

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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.