Home / 4,174.04-6,258.72-1,399.28

Finding the Fourth Proportional to 4,174.04, 6,258.72 and 1,399.28

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Solution

The fourth proportional to 4,174.04, 6,258.72 and 1,399.28 is: 2,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.04 : 6,258.72 = 1,399.28 : x
  2. Step 2: Convert to fraction form
    4,174.04/6,258.72 = 1,399.28/x
  3. Step 3: Cross multiply
    4,174.04x = 6,258.72 × 1,399.28
  4. Step 4: Simplify right side
    4,174.04x = 8,757,701.72
  5. Step 5: Solve for x
    x = 8,757,701.72/4,174.04
  6. Step 6: Final answer
    x = 2,098.14

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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.