Home / 8,658.24-11,948.64-4,932

Finding the Fourth Proportional to 8,658.24, 11,948.64 and 4,932

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Solution

The fourth proportional to 8,658.24, 11,948.64 and 4,932 is: 6,806.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,658.24 : 11,948.64 = 4,932 : x
  2. Step 2: Convert to fraction form
    8,658.24/11,948.64 = 4,932/x
  3. Step 3: Cross multiply
    8,658.24x = 11,948.64 × 4,932
  4. Step 4: Simplify right side
    8,658.24x = 58,930,692.48
  5. Step 5: Solve for x
    x = 58,930,692.48/8,658.24
  6. Step 6: Final answer
    x = 6,806.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.