Home / 6,596.10-9,890.10-3,821.40

Finding the Fourth Proportional to 6,596.10, 9,890.10 and 3,821.40

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Solution

The fourth proportional to 6,596.10, 9,890.10 and 3,821.40 is: 5,729.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,596.10 : 9,890.10 = 3,821.40 : x
  2. Step 2: Convert to fraction form
    6,596.10/9,890.10 = 3,821.40/x
  3. Step 3: Cross multiply
    6,596.10x = 9,890.10 × 3,821.40
  4. Step 4: Simplify right side
    6,596.10x = 37,794,028.14
  5. Step 5: Solve for x
    x = 37,794,028.14/6,596.10
  6. Step 6: Final answer
    x = 5,729.75

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1.5x scale

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.