Home / 2,015.94-2,782.00-1,132.03

Finding the Fourth Proportional to 2,015.94, 2,782.00 and 1,132.03

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Solution

The fourth proportional to 2,015.94, 2,782.00 and 1,132.03 is: 1,562.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015.94 : 2,782.00 = 1,132.03 : x
  2. Step 2: Convert to fraction form
    2,015.94/2,782.00 = 1,132.03/x
  3. Step 3: Cross multiply
    2,015.94x = 2,782.00 × 1,132.03
  4. Step 4: Simplify right side
    2,015.94x = 3,149,297.67
  5. Step 5: Solve for x
    x = 3,149,297.67/2,015.94
  6. Step 6: Final answer
    x = 1,562.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.