Home / 4,062.12-6,093.21-1,288.80

Finding the Fourth Proportional to 4,062.12, 6,093.21 and 1,288.80

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Solution

The fourth proportional to 4,062.12, 6,093.21 and 1,288.80 is: 1,933.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,062.12 : 6,093.21 = 1,288.80 : x
  2. Step 2: Convert to fraction form
    4,062.12/6,093.21 = 1,288.80/x
  3. Step 3: Cross multiply
    4,062.12x = 6,093.21 × 1,288.80
  4. Step 4: Simplify right side
    4,062.12x = 7,852,929.05
  5. Step 5: Solve for x
    x = 7,852,929.05/4,062.12
  6. Step 6: Final answer
    x = 1,933.21

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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.