Home / 4,174.81-5,751.78-3,427.58

Finding the Fourth Proportional to 4,174.81, 5,751.78 and 3,427.58

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Solution

The fourth proportional to 4,174.81, 5,751.78 and 3,427.58 is: 4,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.81 : 5,751.78 = 3,427.58 : x
  2. Step 2: Convert to fraction form
    4,174.81/5,751.78 = 3,427.58/x
  3. Step 3: Cross multiply
    4,174.81x = 5,751.78 × 3,427.58
  4. Step 4: Simplify right side
    4,174.81x = 19,714,686.09
  5. Step 5: Solve for x
    x = 19,714,686.09/4,174.81
  6. Step 6: Final answer
    x = 4,722.30

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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.