Home / 8,578.13-11,837.70-4,801.23

Finding the Fourth Proportional to 8,578.13, 11,837.70 and 4,801.23

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Solution

The fourth proportional to 8,578.13, 11,837.70 and 4,801.23 is: 6,625.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578.13 : 11,837.70 = 4,801.23 : x
  2. Step 2: Convert to fraction form
    8,578.13/11,837.70 = 4,801.23/x
  3. Step 3: Cross multiply
    8,578.13x = 11,837.70 × 4,801.23
  4. Step 4: Simplify right side
    8,578.13x = 56,835,520.37
  5. Step 5: Solve for x
    x = 56,835,520.37/8,578.13
  6. Step 6: Final answer
    x = 6,625.63

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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.