Home / 4,770.26-6,582.75-2,780.90

Finding the Fourth Proportional to 4,770.26, 6,582.75 and 2,780.90

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Solution

The fourth proportional to 4,770.26, 6,582.75 and 2,780.90 is: 3,837.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.26 : 6,582.75 = 2,780.90 : x
  2. Step 2: Convert to fraction form
    4,770.26/6,582.75 = 2,780.90/x
  3. Step 3: Cross multiply
    4,770.26x = 6,582.75 × 2,780.90
  4. Step 4: Simplify right side
    4,770.26x = 18,305,936.56
  5. Step 5: Solve for x
    x = 18,305,936.56/4,770.26
  6. Step 6: Final answer
    x = 3,837.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.