Home / 2,664.09-3,676.59-1,485.14

Finding the Fourth Proportional to 2,664.09, 3,676.59 and 1,485.14

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Solution

The fourth proportional to 2,664.09, 3,676.59 and 1,485.14 is: 2,049.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.09 : 3,676.59 = 1,485.14 : x
  2. Step 2: Convert to fraction form
    2,664.09/3,676.59 = 1,485.14/x
  3. Step 3: Cross multiply
    2,664.09x = 3,676.59 × 1,485.14
  4. Step 4: Simplify right side
    2,664.09x = 5,460,232.49
  5. Step 5: Solve for x
    x = 5,460,232.49/2,664.09
  6. Step 6: Final answer
    x = 2,049.57

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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.