Home / 4,090.12-6,135.99-1,626.10

Finding the Fourth Proportional to 4,090.12, 6,135.99 and 1,626.10

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Solution

The fourth proportional to 4,090.12, 6,135.99 and 1,626.10 is: 2,439.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.12 : 6,135.99 = 1,626.10 : x
  2. Step 2: Convert to fraction form
    4,090.12/6,135.99 = 1,626.10/x
  3. Step 3: Cross multiply
    4,090.12x = 6,135.99 × 1,626.10
  4. Step 4: Simplify right side
    4,090.12x = 9,977,733.34
  5. Step 5: Solve for x
    x = 9,977,733.34/4,090.12
  6. Step 6: Final answer
    x = 2,439.47

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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.