Home / 4,025.40-6,038.28-2,081.40

Finding the Fourth Proportional to 4,025.40, 6,038.28 and 2,081.40

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Solution

The fourth proportional to 4,025.40, 6,038.28 and 2,081.40 is: 3,122.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025.40 : 6,038.28 = 2,081.40 : x
  2. Step 2: Convert to fraction form
    4,025.40/6,038.28 = 2,081.40/x
  3. Step 3: Cross multiply
    4,025.40x = 6,038.28 × 2,081.40
  4. Step 4: Simplify right side
    4,025.40x = 12,568,075.99
  5. Step 5: Solve for x
    x = 12,568,075.99/4,025.40
  6. Step 6: Final answer
    x = 3,122.19

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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.