Home / 2,361.09-3,256.65-2,045.79

Finding the Fourth Proportional to 2,361.09, 3,256.65 and 2,045.79

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Solution

The fourth proportional to 2,361.09, 3,256.65 and 2,045.79 is: 2,821.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.09 : 3,256.65 = 2,045.79 : x
  2. Step 2: Convert to fraction form
    2,361.09/3,256.65 = 2,045.79/x
  3. Step 3: Cross multiply
    2,361.09x = 3,256.65 × 2,045.79
  4. Step 4: Simplify right side
    2,361.09x = 6,662,429.99
  5. Step 5: Solve for x
    x = 6,662,429.99/2,361.09
  6. Step 6: Final answer
    x = 2,821.76

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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.