Home / 2,684.08-4,025.21-1,040.18

Finding the Fourth Proportional to 2,684.08, 4,025.21 and 1,040.18

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Solution

The fourth proportional to 2,684.08, 4,025.21 and 1,040.18 is: 1,559.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.08 : 4,025.21 = 1,040.18 : x
  2. Step 2: Convert to fraction form
    2,684.08/4,025.21 = 1,040.18/x
  3. Step 3: Cross multiply
    2,684.08x = 4,025.21 × 1,040.18
  4. Step 4: Simplify right side
    2,684.08x = 4,186,947.80
  5. Step 5: Solve for x
    x = 4,186,947.80/2,684.08
  6. Step 6: Final answer
    x = 1,559.92

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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.