Home / 3,425.18-4,726.96-2,009.30

Finding the Fourth Proportional to 3,425.18, 4,726.96 and 2,009.30

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Solution

The fourth proportional to 3,425.18, 4,726.96 and 2,009.30 is: 2,772.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.18 : 4,726.96 = 2,009.30 : x
  2. Step 2: Convert to fraction form
    3,425.18/4,726.96 = 2,009.30/x
  3. Step 3: Cross multiply
    3,425.18x = 4,726.96 × 2,009.30
  4. Step 4: Simplify right side
    3,425.18x = 9,497,880.73
  5. Step 5: Solve for x
    x = 9,497,880.73/3,425.18
  6. Step 6: Final answer
    x = 2,772.96

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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.