Home / 1,844.10-2,762.64-1,379.52

Finding the Fourth Proportional to 1,844.10, 2,762.64 and 1,379.52

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Solution

The fourth proportional to 1,844.10, 2,762.64 and 1,379.52 is: 2,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.10 : 2,762.64 = 1,379.52 : x
  2. Step 2: Convert to fraction form
    1,844.10/2,762.64 = 1,379.52/x
  3. Step 3: Cross multiply
    1,844.10x = 2,762.64 × 1,379.52
  4. Step 4: Simplify right side
    1,844.10x = 3,811,117.13
  5. Step 5: Solve for x
    x = 3,811,117.13/1,844.10
  6. Step 6: Final answer
    x = 2,066.65

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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.