Home / 5,502.24-8,253.36-2,905.20

Finding the Fourth Proportional to 5,502.24, 8,253.36 and 2,905.20

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Solution

The fourth proportional to 5,502.24, 8,253.36 and 2,905.20 is: 4,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.24 : 8,253.36 = 2,905.20 : x
  2. Step 2: Convert to fraction form
    5,502.24/8,253.36 = 2,905.20/x
  3. Step 3: Cross multiply
    5,502.24x = 8,253.36 × 2,905.20
  4. Step 4: Simplify right side
    5,502.24x = 23,977,661.47
  5. Step 5: Solve for x
    x = 23,977,661.47/5,502.24
  6. Step 6: Final answer
    x = 4,357.80

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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.