Home / 5,789.98-8,684.40-1,629.90

Finding the Fourth Proportional to 5,789.98, 8,684.40 and 1,629.90

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Solution

The fourth proportional to 5,789.98, 8,684.40 and 1,629.90 is: 2,444.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.98 : 8,684.40 = 1,629.90 : x
  2. Step 2: Convert to fraction form
    5,789.98/8,684.40 = 1,629.90/x
  3. Step 3: Cross multiply
    5,789.98x = 8,684.40 × 1,629.90
  4. Step 4: Simplify right side
    5,789.98x = 14,154,651.99
  5. Step 5: Solve for x
    x = 14,154,651.99/5,789.98
  6. Step 6: Final answer
    x = 2,444.68

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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.