Home / 2,133.39-2,944.26-1,237.46

Finding the Fourth Proportional to 2,133.39, 2,944.26 and 1,237.46

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Solution

The fourth proportional to 2,133.39, 2,944.26 and 1,237.46 is: 1,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.39 : 2,944.26 = 1,237.46 : x
  2. Step 2: Convert to fraction form
    2,133.39/2,944.26 = 1,237.46/x
  3. Step 3: Cross multiply
    2,133.39x = 2,944.26 × 1,237.46
  4. Step 4: Simplify right side
    2,133.39x = 3,643,389.26
  5. Step 5: Solve for x
    x = 3,643,389.26/2,133.39
  6. Step 6: Final answer
    x = 1,707.79

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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.