Home / 2,214.02-3,323.08-1,119.15

Finding the Fourth Proportional to 2,214.02, 3,323.08 and 1,119.15

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Solution

The fourth proportional to 2,214.02, 3,323.08 and 1,119.15 is: 1,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.02 : 3,323.08 = 1,119.15 : x
  2. Step 2: Convert to fraction form
    2,214.02/3,323.08 = 1,119.15/x
  3. Step 3: Cross multiply
    2,214.02x = 3,323.08 × 1,119.15
  4. Step 4: Simplify right side
    2,214.02x = 3,719,024.98
  5. Step 5: Solve for x
    x = 3,719,024.98/2,214.02
  6. Step 6: Final answer
    x = 1,679.76

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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.