Home / 9,454.40-14,173.85-3,911.72

Finding the Fourth Proportional to 9,454.40, 14,173.85 and 3,911.72

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Solution

The fourth proportional to 9,454.40, 14,173.85 and 3,911.72 is: 5,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,454.40 : 14,173.85 = 3,911.72 : x
  2. Step 2: Convert to fraction form
    9,454.40/14,173.85 = 3,911.72/x
  3. Step 3: Cross multiply
    9,454.40x = 14,173.85 × 3,911.72
  4. Step 4: Simplify right side
    9,454.40x = 55,444,042.09
  5. Step 5: Solve for x
    x = 55,444,042.09/9,454.40
  6. Step 6: Final answer
    x = 5,864.37

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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.