Home / 2,184.45-3,015.18-1,486.23

Finding the Fourth Proportional to 2,184.45, 3,015.18 and 1,486.23

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Solution

The fourth proportional to 2,184.45, 3,015.18 and 1,486.23 is: 2,051.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.45 : 3,015.18 = 1,486.23 : x
  2. Step 2: Convert to fraction form
    2,184.45/3,015.18 = 1,486.23/x
  3. Step 3: Cross multiply
    2,184.45x = 3,015.18 × 1,486.23
  4. Step 4: Simplify right side
    2,184.45x = 4,481,250.97
  5. Step 5: Solve for x
    x = 4,481,250.97/2,184.45
  6. Step 6: Final answer
    x = 2,051.43

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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.