Home / 3,015.40-4,523.90-2,726.22

Finding the Fourth Proportional to 3,015.40, 4,523.90 and 2,726.22

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Solution

The fourth proportional to 3,015.40, 4,523.90 and 2,726.22 is: 4,090.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.40 : 4,523.90 = 2,726.22 : x
  2. Step 2: Convert to fraction form
    3,015.40/4,523.90 = 2,726.22/x
  3. Step 3: Cross multiply
    3,015.40x = 4,523.90 × 2,726.22
  4. Step 4: Simplify right side
    3,015.40x = 12,333,146.66
  5. Step 5: Solve for x
    x = 12,333,146.66/3,015.40
  6. Step 6: Final answer
    x = 4,090.05

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1.5x scale

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.