Home / 10,690.20-16,035.30-2,899.01

Finding the Fourth Proportional to 10,690.20, 16,035.30 and 2,899.01

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Solution

The fourth proportional to 10,690.20, 16,035.30 and 2,899.01 is: 4,348.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690.20 : 16,035.30 = 2,899.01 : x
  2. Step 2: Convert to fraction form
    10,690.20/16,035.30 = 2,899.01/x
  3. Step 3: Cross multiply
    10,690.20x = 16,035.30 × 2,899.01
  4. Step 4: Simplify right side
    10,690.20x = 46,486,535.14
  5. Step 5: Solve for x
    x = 46,486,535.14/10,690.20
  6. Step 6: Final answer
    x = 4,348.52

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.