Home / 9,272.12-13,911.15-2,698.70

Finding the Fourth Proportional to 9,272.12, 13,911.15 and 2,698.70

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Solution

The fourth proportional to 9,272.12, 13,911.15 and 2,698.70 is: 4,048.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272.12 : 13,911.15 = 2,698.70 : x
  2. Step 2: Convert to fraction form
    9,272.12/13,911.15 = 2,698.70/x
  3. Step 3: Cross multiply
    9,272.12x = 13,911.15 × 2,698.70
  4. Step 4: Simplify right side
    9,272.12x = 37,542,020.51
  5. Step 5: Solve for x
    x = 37,542,020.51/9,272.12
  6. Step 6: Final answer
    x = 4,048.91

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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.