Home / 5,531.63-8,288.81-3,475.31

Finding the Fourth Proportional to 5,531.63, 8,288.81 and 3,475.31

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Solution

The fourth proportional to 5,531.63, 8,288.81 and 3,475.31 is: 5,207.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.63 : 8,288.81 = 3,475.31 : x
  2. Step 2: Convert to fraction form
    5,531.63/8,288.81 = 3,475.31/x
  3. Step 3: Cross multiply
    5,531.63x = 8,288.81 × 3,475.31
  4. Step 4: Simplify right side
    5,531.63x = 28,806,187.63
  5. Step 5: Solve for x
    x = 28,806,187.63/5,531.63
  6. Step 6: Final answer
    x = 5,207.54

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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.