Home / 2,300.12-3,174.18-1,252.19

Finding the Fourth Proportional to 2,300.12, 3,174.18 and 1,252.19

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Solution

The fourth proportional to 2,300.12, 3,174.18 and 1,252.19 is: 1,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,300.12 : 3,174.18 = 1,252.19 : x
  2. Step 2: Convert to fraction form
    2,300.12/3,174.18 = 1,252.19/x
  3. Step 3: Cross multiply
    2,300.12x = 3,174.18 × 1,252.19
  4. Step 4: Simplify right side
    2,300.12x = 3,974,660.58
  5. Step 5: Solve for x
    x = 3,974,660.58/2,300.12
  6. Step 6: Final answer
    x = 1,728.03

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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.