Home / 4,821.45-6,654.81-2,726.79

Finding the Fourth Proportional to 4,821.45, 6,654.81 and 2,726.79

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Solution

The fourth proportional to 4,821.45, 6,654.81 and 2,726.79 is: 3,763.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.45 : 6,654.81 = 2,726.79 : x
  2. Step 2: Convert to fraction form
    4,821.45/6,654.81 = 2,726.79/x
  3. Step 3: Cross multiply
    4,821.45x = 6,654.81 × 2,726.79
  4. Step 4: Simplify right side
    4,821.45x = 18,146,269.36
  5. Step 5: Solve for x
    x = 18,146,269.36/4,821.45
  6. Step 6: Final answer
    x = 3,763.65

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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.