Home / 4,276.33-6,409.23-1,809.07

Finding the Fourth Proportional to 4,276.33, 6,409.23 and 1,809.07

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Solution

The fourth proportional to 4,276.33, 6,409.23 and 1,809.07 is: 2,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.33 : 6,409.23 = 1,809.07 : x
  2. Step 2: Convert to fraction form
    4,276.33/6,409.23 = 1,809.07/x
  3. Step 3: Cross multiply
    4,276.33x = 6,409.23 × 1,809.07
  4. Step 4: Simplify right side
    4,276.33x = 11,594,745.72
  5. Step 5: Solve for x
    x = 11,594,745.72/4,276.33
  6. Step 6: Final answer
    x = 2,711.38

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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.