Home / 6,667.51-9,200.85-3,683.56

Finding the Fourth Proportional to 6,667.51, 9,200.85 and 3,683.56

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Solution

The fourth proportional to 6,667.51, 9,200.85 and 3,683.56 is: 5,083.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667.51 : 9,200.85 = 3,683.56 : x
  2. Step 2: Convert to fraction form
    6,667.51/9,200.85 = 3,683.56/x
  3. Step 3: Cross multiply
    6,667.51x = 9,200.85 × 3,683.56
  4. Step 4: Simplify right side
    6,667.51x = 33,891,883.03
  5. Step 5: Solve for x
    x = 33,891,883.03/6,667.51
  6. Step 6: Final answer
    x = 5,083.14

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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.