Home / 3,025.46-4,539.49-1,639.79

Finding the Fourth Proportional to 3,025.46, 4,539.49 and 1,639.79

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Solution

The fourth proportional to 3,025.46, 4,539.49 and 1,639.79 is: 2,460.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.46 : 4,539.49 = 1,639.79 : x
  2. Step 2: Convert to fraction form
    3,025.46/4,539.49 = 1,639.79/x
  3. Step 3: Cross multiply
    3,025.46x = 4,539.49 × 1,639.79
  4. Step 4: Simplify right side
    3,025.46x = 7,443,783.51
  5. Step 5: Solve for x
    x = 7,443,783.51/3,025.46
  6. Step 6: Final answer
    x = 2,460.38

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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.