Home / 5,688.80-8,534.38-2,401.88

Finding the Fourth Proportional to 5,688.80, 8,534.38 and 2,401.88

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Solution

The fourth proportional to 5,688.80, 8,534.38 and 2,401.88 is: 3,603.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.80 : 8,534.38 = 2,401.88 : x
  2. Step 2: Convert to fraction form
    5,688.80/8,534.38 = 2,401.88/x
  3. Step 3: Cross multiply
    5,688.80x = 8,534.38 × 2,401.88
  4. Step 4: Simplify right side
    5,688.80x = 20,498,556.63
  5. Step 5: Solve for x
    x = 20,498,556.63/5,688.80
  6. Step 6: Final answer
    x = 3,603.32

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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.