Home / 1,788.24-2,682.48-1,017.12

Finding the Fourth Proportional to 1,788.24, 2,682.48 and 1,017.12

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Solution

The fourth proportional to 1,788.24, 2,682.48 and 1,017.12 is: 1,525.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.24 : 2,682.48 = 1,017.12 : x
  2. Step 2: Convert to fraction form
    1,788.24/2,682.48 = 1,017.12/x
  3. Step 3: Cross multiply
    1,788.24x = 2,682.48 × 1,017.12
  4. Step 4: Simplify right side
    1,788.24x = 2,728,404.06
  5. Step 5: Solve for x
    x = 2,728,404.06/1,788.24
  6. Step 6: Final answer
    x = 1,525.75

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1.5x scale

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.