Home / 3,288.06-4,537.59-1,890.90

Finding the Fourth Proportional to 3,288.06, 4,537.59 and 1,890.90

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Solution

The fourth proportional to 3,288.06, 4,537.59 and 1,890.90 is: 2,609.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.06 : 4,537.59 = 1,890.90 : x
  2. Step 2: Convert to fraction form
    3,288.06/4,537.59 = 1,890.90/x
  3. Step 3: Cross multiply
    3,288.06x = 4,537.59 × 1,890.90
  4. Step 4: Simplify right side
    3,288.06x = 8,580,128.93
  5. Step 5: Solve for x
    x = 8,580,128.93/3,288.06
  6. Step 6: Final answer
    x = 2,609.48

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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.