Home / 5,189.94-7,744.74-4,636.17

Finding the Fourth Proportional to 5,189.94, 7,744.74 and 4,636.17

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Solution

The fourth proportional to 5,189.94, 7,744.74 and 4,636.17 is: 6,918.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189.94 : 7,744.74 = 4,636.17 : x
  2. Step 2: Convert to fraction form
    5,189.94/7,744.74 = 4,636.17/x
  3. Step 3: Cross multiply
    5,189.94x = 7,744.74 × 4,636.17
  4. Step 4: Simplify right side
    5,189.94x = 35,905,913.86
  5. Step 5: Solve for x
    x = 35,905,913.86/5,189.94
  6. Step 6: Final answer
    x = 6,918.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.