Home / 2,173.37-2,991.74-1,924.29

Finding the Fourth Proportional to 2,173.37, 2,991.74 and 1,924.29

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Solution

The fourth proportional to 2,173.37, 2,991.74 and 1,924.29 is: 2,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.37 : 2,991.74 = 1,924.29 : x
  2. Step 2: Convert to fraction form
    2,173.37/2,991.74 = 1,924.29/x
  3. Step 3: Cross multiply
    2,173.37x = 2,991.74 × 1,924.29
  4. Step 4: Simplify right side
    2,173.37x = 5,756,965.74
  5. Step 5: Solve for x
    x = 5,756,965.74/2,173.37
  6. Step 6: Final answer
    x = 2,648.87

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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.