Home / 2,222.53-3,065.11-1,549.23

Finding the Fourth Proportional to 2,222.53, 3,065.11 and 1,549.23

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Solution

The fourth proportional to 2,222.53, 3,065.11 and 1,549.23 is: 2,136.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.53 : 3,065.11 = 1,549.23 : x
  2. Step 2: Convert to fraction form
    2,222.53/3,065.11 = 1,549.23/x
  3. Step 3: Cross multiply
    2,222.53x = 3,065.11 × 1,549.23
  4. Step 4: Simplify right side
    2,222.53x = 4,748,560.37
  5. Step 5: Solve for x
    x = 4,748,560.37/2,222.53
  6. Step 6: Final answer
    x = 2,136.56

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1.5x scale

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.