Home / 2,210.85-3,050.19-1,326.33

Finding the Fourth Proportional to 2,210.85, 3,050.19 and 1,326.33

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Solution

The fourth proportional to 2,210.85, 3,050.19 and 1,326.33 is: 1,829.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.85 : 3,050.19 = 1,326.33 : x
  2. Step 2: Convert to fraction form
    2,210.85/3,050.19 = 1,326.33/x
  3. Step 3: Cross multiply
    2,210.85x = 3,050.19 × 1,326.33
  4. Step 4: Simplify right side
    2,210.85x = 4,045,558.50
  5. Step 5: Solve for x
    x = 4,045,558.50/2,210.85
  6. Step 6: Final answer
    x = 1,829.87

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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.