Home / 4,822.20-6,654.60-2,726.40

Finding the Fourth Proportional to 4,822.20, 6,654.60 and 2,726.40

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Solution

The fourth proportional to 4,822.20, 6,654.60 and 2,726.40 is: 3,762.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.20 : 6,654.60 = 2,726.40 : x
  2. Step 2: Convert to fraction form
    4,822.20/6,654.60 = 2,726.40/x
  3. Step 3: Cross multiply
    4,822.20x = 6,654.60 × 2,726.40
  4. Step 4: Simplify right side
    4,822.20x = 18,143,101.44
  5. Step 5: Solve for x
    x = 18,143,101.44/4,822.20
  6. Step 6: Final answer
    x = 3,762.41

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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.