Home / 2,110.91-3,166.37-650.05

Finding the Fourth Proportional to 2,110.91, 3,166.37 and 650.05

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Solution

The fourth proportional to 2,110.91, 3,166.37 and 650.05 is: 975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.91 : 3,166.37 = 650.05 : x
  2. Step 2: Convert to fraction form
    2,110.91/3,166.37 = 650.05/x
  3. Step 3: Cross multiply
    2,110.91x = 3,166.37 × 650.05
  4. Step 4: Simplify right side
    2,110.91x = 2,058,295.57
  5. Step 5: Solve for x
    x = 2,058,295.57/2,110.91
  6. Step 6: Final answer
    x = 975.08

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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.