Home / 2,486.49-3,431.15-1,464.33

Finding the Fourth Proportional to 2,486.49, 3,431.15 and 1,464.33

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Solution

The fourth proportional to 2,486.49, 3,431.15 and 1,464.33 is: 2,020.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.49 : 3,431.15 = 1,464.33 : x
  2. Step 2: Convert to fraction form
    2,486.49/3,431.15 = 1,464.33/x
  3. Step 3: Cross multiply
    2,486.49x = 3,431.15 × 1,464.33
  4. Step 4: Simplify right side
    2,486.49x = 5,024,328.56
  5. Step 5: Solve for x
    x = 5,024,328.56/2,486.49
  6. Step 6: Final answer
    x = 2,020.65

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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.