Home / 8,579.37-11,839.74-4,802.45

Finding the Fourth Proportional to 8,579.37, 11,839.74 and 4,802.45

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Solution

The fourth proportional to 8,579.37, 11,839.74 and 4,802.45 is: 6,627.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579.37 : 11,839.74 = 4,802.45 : x
  2. Step 2: Convert to fraction form
    8,579.37/11,839.74 = 4,802.45/x
  3. Step 3: Cross multiply
    8,579.37x = 11,839.74 × 4,802.45
  4. Step 4: Simplify right side
    8,579.37x = 56,859,682.16
  5. Step 5: Solve for x
    x = 56,859,682.16/8,579.37
  6. Step 6: Final answer
    x = 6,627.49

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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.