Home / 5,488.52-8,232.75-3,515.13

Finding the Fourth Proportional to 5,488.52, 8,232.75 and 3,515.13

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Solution

The fourth proportional to 5,488.52, 8,232.75 and 3,515.13 is: 5,272.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.52 : 8,232.75 = 3,515.13 : x
  2. Step 2: Convert to fraction form
    5,488.52/8,232.75 = 3,515.13/x
  3. Step 3: Cross multiply
    5,488.52x = 8,232.75 × 3,515.13
  4. Step 4: Simplify right side
    5,488.52x = 28,939,186.51
  5. Step 5: Solve for x
    x = 28,939,186.51/5,488.52
  6. Step 6: Final answer
    x = 5,272.68

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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.