Home / 6,717.49-9,263.93-4,198.80

Finding the Fourth Proportional to 6,717.49, 9,263.93 and 4,198.80

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Solution

The fourth proportional to 6,717.49, 9,263.93 and 4,198.80 is: 5,790.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.49 : 9,263.93 = 4,198.80 : x
  2. Step 2: Convert to fraction form
    6,717.49/9,263.93 = 4,198.80/x
  3. Step 3: Cross multiply
    6,717.49x = 9,263.93 × 4,198.80
  4. Step 4: Simplify right side
    6,717.49x = 38,897,389.28
  5. Step 5: Solve for x
    x = 38,897,389.28/6,717.49
  6. Step 6: Final answer
    x = 5,790.46

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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.