Home / 3,780.14-5,667.07-1,670.26

Finding the Fourth Proportional to 3,780.14, 5,667.07 and 1,670.26

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Solution

The fourth proportional to 3,780.14, 5,667.07 and 1,670.26 is: 2,504.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780.14 : 5,667.07 = 1,670.26 : x
  2. Step 2: Convert to fraction form
    3,780.14/5,667.07 = 1,670.26/x
  3. Step 3: Cross multiply
    3,780.14x = 5,667.07 × 1,670.26
  4. Step 4: Simplify right side
    3,780.14x = 9,465,480.34
  5. Step 5: Solve for x
    x = 9,465,480.34/3,780.14
  6. Step 6: Final answer
    x = 2,504.00

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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.