Home / 4,120.49-6,182.34-1,810.37

Finding the Fourth Proportional to 4,120.49, 6,182.34 and 1,810.37

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Solution

The fourth proportional to 4,120.49, 6,182.34 and 1,810.37 is: 2,716.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.49 : 6,182.34 = 1,810.37 : x
  2. Step 2: Convert to fraction form
    4,120.49/6,182.34 = 1,810.37/x
  3. Step 3: Cross multiply
    4,120.49x = 6,182.34 × 1,810.37
  4. Step 4: Simplify right side
    4,120.49x = 11,192,291.95
  5. Step 5: Solve for x
    x = 11,192,291.95/4,120.49
  6. Step 6: Final answer
    x = 2,716.26

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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.