Home / 2,683.74-4,027.08-1,040.36

Finding the Fourth Proportional to 2,683.74, 4,027.08 and 1,040.36

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Solution

The fourth proportional to 2,683.74, 4,027.08 and 1,040.36 is: 1,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.74 : 4,027.08 = 1,040.36 : x
  2. Step 2: Convert to fraction form
    2,683.74/4,027.08 = 1,040.36/x
  3. Step 3: Cross multiply
    2,683.74x = 4,027.08 × 1,040.36
  4. Step 4: Simplify right side
    2,683.74x = 4,189,596.71
  5. Step 5: Solve for x
    x = 4,189,596.71/2,683.74
  6. Step 6: Final answer
    x = 1,561.10

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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.