Home / 5,488.34-8,228.93-3,116.48

Finding the Fourth Proportional to 5,488.34, 8,228.93 and 3,116.48

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Solution

The fourth proportional to 5,488.34, 8,228.93 and 3,116.48 is: 4,672.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.34 : 8,228.93 = 3,116.48 : x
  2. Step 2: Convert to fraction form
    5,488.34/8,228.93 = 3,116.48/x
  3. Step 3: Cross multiply
    5,488.34x = 8,228.93 × 3,116.48
  4. Step 4: Simplify right side
    5,488.34x = 25,645,239.04
  5. Step 5: Solve for x
    x = 25,645,239.04/5,488.34
  6. Step 6: Final answer
    x = 4,672.68

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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.