Home / 5,918.94-8,177.09-4,424.29

Finding the Fourth Proportional to 5,918.94, 8,177.09 and 4,424.29

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Solution

The fourth proportional to 5,918.94, 8,177.09 and 4,424.29 is: 6,112.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.94 : 8,177.09 = 4,424.29 : x
  2. Step 2: Convert to fraction form
    5,918.94/8,177.09 = 4,424.29/x
  3. Step 3: Cross multiply
    5,918.94x = 8,177.09 × 4,424.29
  4. Step 4: Simplify right side
    5,918.94x = 36,177,774.95
  5. Step 5: Solve for x
    x = 36,177,774.95/5,918.94
  6. Step 6: Final answer
    x = 6,112.21

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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.