Home / 3,144.02-4,718.45-2,217.58

Finding the Fourth Proportional to 3,144.02, 4,718.45 and 2,217.58

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Solution

The fourth proportional to 3,144.02, 4,718.45 and 2,217.58 is: 3,328.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.02 : 4,718.45 = 2,217.58 : x
  2. Step 2: Convert to fraction form
    3,144.02/4,718.45 = 2,217.58/x
  3. Step 3: Cross multiply
    3,144.02x = 4,718.45 × 2,217.58
  4. Step 4: Simplify right side
    3,144.02x = 10,463,534.10
  5. Step 5: Solve for x
    x = 10,463,534.10/3,144.02
  6. Step 6: Final answer
    x = 3,328.08

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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.