Home / 2,214.02-3,328.92-2,042.80

Finding the Fourth Proportional to 2,214.02, 3,328.92 and 2,042.80

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Solution

The fourth proportional to 2,214.02, 3,328.92 and 2,042.80 is: 3,071.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.02 : 3,328.92 = 2,042.80 : x
  2. Step 2: Convert to fraction form
    2,214.02/3,328.92 = 2,042.80/x
  3. Step 3: Cross multiply
    2,214.02x = 3,328.92 × 2,042.80
  4. Step 4: Simplify right side
    2,214.02x = 6,800,317.78
  5. Step 5: Solve for x
    x = 6,800,317.78/2,214.02
  6. Step 6: Final answer
    x = 3,071.48

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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.