Home / 2,184.63-3,014.85-1,400.14

Finding the Fourth Proportional to 2,184.63, 3,014.85 and 1,400.14

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Solution

The fourth proportional to 2,184.63, 3,014.85 and 1,400.14 is: 1,932.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.63 : 3,014.85 = 1,400.14 : x
  2. Step 2: Convert to fraction form
    2,184.63/3,014.85 = 1,400.14/x
  3. Step 3: Cross multiply
    2,184.63x = 3,014.85 × 1,400.14
  4. Step 4: Simplify right side
    2,184.63x = 4,221,212.08
  5. Step 5: Solve for x
    x = 4,221,212.08/2,184.63
  6. Step 6: Final answer
    x = 1,932.23

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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.