Home / 8,379.24-11,556.95-5,692.53

Finding the Fourth Proportional to 8,379.24, 11,556.95 and 5,692.53

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Solution

The fourth proportional to 8,379.24, 11,556.95 and 5,692.53 is: 7,851.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379.24 : 11,556.95 = 5,692.53 : x
  2. Step 2: Convert to fraction form
    8,379.24/11,556.95 = 5,692.53/x
  3. Step 3: Cross multiply
    8,379.24x = 11,556.95 × 5,692.53
  4. Step 4: Simplify right side
    8,379.24x = 65,788,234.45
  5. Step 5: Solve for x
    x = 65,788,234.45/8,379.24
  6. Step 6: Final answer
    x = 7,851.34

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1.5x scale

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.