Home / 3,450.08-5,174.51-1,258.83

Finding the Fourth Proportional to 3,450.08, 5,174.51 and 1,258.83

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Solution

The fourth proportional to 3,450.08, 5,174.51 and 1,258.83 is: 1,888.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.08 : 5,174.51 = 1,258.83 : x
  2. Step 2: Convert to fraction form
    3,450.08/5,174.51 = 1,258.83/x
  3. Step 3: Cross multiply
    3,450.08x = 5,174.51 × 1,258.83
  4. Step 4: Simplify right side
    3,450.08x = 6,513,822.13
  5. Step 5: Solve for x
    x = 6,513,822.13/3,450.08
  6. Step 6: Final answer
    x = 1,888.02

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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.