Home / 11,392.90-17,100.97-6,127.70

Finding the Fourth Proportional to 11,392.90, 17,100.97 and 6,127.70

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Solution

The fourth proportional to 11,392.90, 17,100.97 and 6,127.70 is: 9,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,392.90 : 17,100.97 = 6,127.70 : x
  2. Step 2: Convert to fraction form
    11,392.90/17,100.97 = 6,127.70/x
  3. Step 3: Cross multiply
    11,392.90x = 17,100.97 × 6,127.70
  4. Step 4: Simplify right side
    11,392.90x = 104,789,643.71
  5. Step 5: Solve for x
    x = 104,789,643.71/11,392.90
  6. Step 6: Final answer
    x = 9,197.80

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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.