Home / 2,993.37-4,130.73-1,667.22

Finding the Fourth Proportional to 2,993.37, 4,130.73 and 1,667.22

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Solution

The fourth proportional to 2,993.37, 4,130.73 and 1,667.22 is: 2,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.37 : 4,130.73 = 1,667.22 : x
  2. Step 2: Convert to fraction form
    2,993.37/4,130.73 = 1,667.22/x
  3. Step 3: Cross multiply
    2,993.37x = 4,130.73 × 1,667.22
  4. Step 4: Simplify right side
    2,993.37x = 6,886,835.67
  5. Step 5: Solve for x
    x = 6,886,835.67/2,993.37
  6. Step 6: Final answer
    x = 2,300.70

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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.