Home / 2,589.12-3,883.52-1,050.08

Finding the Fourth Proportional to 2,589.12, 3,883.52 and 1,050.08

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Solution

The fourth proportional to 2,589.12, 3,883.52 and 1,050.08 is: 1,575.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589.12 : 3,883.52 = 1,050.08 : x
  2. Step 2: Convert to fraction form
    2,589.12/3,883.52 = 1,050.08/x
  3. Step 3: Cross multiply
    2,589.12x = 3,883.52 × 1,050.08
  4. Step 4: Simplify right side
    2,589.12x = 4,078,006.68
  5. Step 5: Solve for x
    x = 4,078,006.68/2,589.12
  6. Step 6: Final answer
    x = 1,575.06

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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.