Home / 6,962.35-9,606.99-3,977.65

Finding the Fourth Proportional to 6,962.35, 9,606.99 and 3,977.65

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Solution

The fourth proportional to 6,962.35, 9,606.99 and 3,977.65 is: 5,488.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,962.35 : 9,606.99 = 3,977.65 : x
  2. Step 2: Convert to fraction form
    6,962.35/9,606.99 = 3,977.65/x
  3. Step 3: Cross multiply
    6,962.35x = 9,606.99 × 3,977.65
  4. Step 4: Simplify right side
    6,962.35x = 38,213,243.77
  5. Step 5: Solve for x
    x = 38,213,243.77/6,962.35
  6. Step 6: Final answer
    x = 5,488.56

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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.