Home / 7,483.31-11,225.03-3,322.20

Finding the Fourth Proportional to 7,483.31, 11,225.03 and 3,322.20

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Solution

The fourth proportional to 7,483.31, 11,225.03 and 3,322.20 is: 4,983.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.31 : 11,225.03 = 3,322.20 : x
  2. Step 2: Convert to fraction form
    7,483.31/11,225.03 = 3,322.20/x
  3. Step 3: Cross multiply
    7,483.31x = 11,225.03 × 3,322.20
  4. Step 4: Simplify right side
    7,483.31x = 37,291,778.06
  5. Step 5: Solve for x
    x = 37,291,778.06/7,483.31
  6. Step 6: Final answer
    x = 4,983.32

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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.