Home / 4,658.23-6,986.66-1,538.34

Finding the Fourth Proportional to 4,658.23, 6,986.66 and 1,538.34

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Solution

The fourth proportional to 4,658.23, 6,986.66 and 1,538.34 is: 2,307.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658.23 : 6,986.66 = 1,538.34 : x
  2. Step 2: Convert to fraction form
    4,658.23/6,986.66 = 1,538.34/x
  3. Step 3: Cross multiply
    4,658.23x = 6,986.66 × 1,538.34
  4. Step 4: Simplify right side
    4,658.23x = 10,747,858.54
  5. Step 5: Solve for x
    x = 10,747,858.54/4,658.23
  6. Step 6: Final answer
    x = 2,307.28

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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.