Home / 2,358.05-3,252.29-1,728.35

Finding the Fourth Proportional to 2,358.05, 3,252.29 and 1,728.35

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Solution

The fourth proportional to 2,358.05, 3,252.29 and 1,728.35 is: 2,383.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.05 : 3,252.29 = 1,728.35 : x
  2. Step 2: Convert to fraction form
    2,358.05/3,252.29 = 1,728.35/x
  3. Step 3: Cross multiply
    2,358.05x = 3,252.29 × 1,728.35
  4. Step 4: Simplify right side
    2,358.05x = 5,621,077.00
  5. Step 5: Solve for x
    x = 5,621,077.00/2,358.05
  6. Step 6: Final answer
    x = 2,383.78

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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.