Home / 2,274.02-3,410.69-630.21

Finding the Fourth Proportional to 2,274.02, 3,410.69 and 630.21

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Solution

The fourth proportional to 2,274.02, 3,410.69 and 630.21 is: 945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.02 : 3,410.69 = 630.21 : x
  2. Step 2: Convert to fraction form
    2,274.02/3,410.69 = 630.21/x
  3. Step 3: Cross multiply
    2,274.02x = 3,410.69 × 630.21
  4. Step 4: Simplify right side
    2,274.02x = 2,149,447.79
  5. Step 5: Solve for x
    x = 2,149,447.79/2,274.02
  6. Step 6: Final answer
    x = 945.22

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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.