Home / 2,486.94-3,433.85-2,038.14

Finding the Fourth Proportional to 2,486.94, 3,433.85 and 2,038.14

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Solution

The fourth proportional to 2,486.94, 3,433.85 and 2,038.14 is: 2,814.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.94 : 3,433.85 = 2,038.14 : x
  2. Step 2: Convert to fraction form
    2,486.94/3,433.85 = 2,038.14/x
  3. Step 3: Cross multiply
    2,486.94x = 3,433.85 × 2,038.14
  4. Step 4: Simplify right side
    2,486.94x = 6,998,656.85
  5. Step 5: Solve for x
    x = 6,998,656.85/2,486.94
  6. Step 6: Final answer
    x = 2,814.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.