Home / 8,556.03-12,844.98-3,621.51

Finding the Fourth Proportional to 8,556.03, 12,844.98 and 3,621.51

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Solution

The fourth proportional to 8,556.03, 12,844.98 and 3,621.51 is: 5,436.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556.03 : 12,844.98 = 3,621.51 : x
  2. Step 2: Convert to fraction form
    8,556.03/12,844.98 = 3,621.51/x
  3. Step 3: Cross multiply
    8,556.03x = 12,844.98 × 3,621.51
  4. Step 4: Simplify right side
    8,556.03x = 46,518,223.52
  5. Step 5: Solve for x
    x = 46,518,223.52/8,556.03
  6. Step 6: Final answer
    x = 5,436.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.