Home / 8,174.27-11,280.33-4,589.31

Finding the Fourth Proportional to 8,174.27, 11,280.33 and 4,589.31

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Solution

The fourth proportional to 8,174.27, 11,280.33 and 4,589.31 is: 6,333.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.27 : 11,280.33 = 4,589.31 : x
  2. Step 2: Convert to fraction form
    8,174.27/11,280.33 = 4,589.31/x
  3. Step 3: Cross multiply
    8,174.27x = 11,280.33 × 4,589.31
  4. Step 4: Simplify right side
    8,174.27x = 51,768,931.27
  5. Step 5: Solve for x
    x = 51,768,931.27/8,174.27
  6. Step 6: Final answer
    x = 6,333.16

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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.