Home / 2,372.96-3,274.52-1,378.33

Finding the Fourth Proportional to 2,372.96, 3,274.52 and 1,378.33

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Solution

The fourth proportional to 2,372.96, 3,274.52 and 1,378.33 is: 1,902.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.96 : 3,274.52 = 1,378.33 : x
  2. Step 2: Convert to fraction form
    2,372.96/3,274.52 = 1,378.33/x
  3. Step 3: Cross multiply
    2,372.96x = 3,274.52 × 1,378.33
  4. Step 4: Simplify right side
    2,372.96x = 4,513,362.26
  5. Step 5: Solve for x
    x = 4,513,362.26/2,372.96
  6. Step 6: Final answer
    x = 1,902.00

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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.