Home / 2,160.41-3,239.80-1,703.57

Finding the Fourth Proportional to 2,160.41, 3,239.80 and 1,703.57

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Solution

The fourth proportional to 2,160.41, 3,239.80 and 1,703.57 is: 2,554.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160.41 : 3,239.80 = 1,703.57 : x
  2. Step 2: Convert to fraction form
    2,160.41/3,239.80 = 1,703.57/x
  3. Step 3: Cross multiply
    2,160.41x = 3,239.80 × 1,703.57
  4. Step 4: Simplify right side
    2,160.41x = 5,519,205.63
  5. Step 5: Solve for x
    x = 5,519,205.63/2,160.41
  6. Step 6: Final answer
    x = 2,554.71

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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.