Home / 6,485.03-8,950.07-3,833.09

Finding the Fourth Proportional to 6,485.03, 8,950.07 and 3,833.09

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Solution

The fourth proportional to 6,485.03, 8,950.07 and 3,833.09 is: 5,290.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,485.03 : 8,950.07 = 3,833.09 : x
  2. Step 2: Convert to fraction form
    6,485.03/8,950.07 = 3,833.09/x
  3. Step 3: Cross multiply
    6,485.03x = 8,950.07 × 3,833.09
  4. Step 4: Simplify right side
    6,485.03x = 34,306,423.82
  5. Step 5: Solve for x
    x = 34,306,423.82/6,485.03
  6. Step 6: Final answer
    x = 5,290.09

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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.