Home / 5,971.80-8,236.98-3,610.92

Finding the Fourth Proportional to 5,971.80, 8,236.98 and 3,610.92

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Solution

The fourth proportional to 5,971.80, 8,236.98 and 3,610.92 is: 4,980.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.80 : 8,236.98 = 3,610.92 : x
  2. Step 2: Convert to fraction form
    5,971.80/8,236.98 = 3,610.92/x
  3. Step 3: Cross multiply
    5,971.80x = 8,236.98 × 3,610.92
  4. Step 4: Simplify right side
    5,971.80x = 29,743,075.82
  5. Step 5: Solve for x
    x = 29,743,075.82/5,971.80
  6. Step 6: Final answer
    x = 4,980.59

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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.