Home / 4,291.70-5,938.68-3,661.22

Finding the Fourth Proportional to 4,291.70, 5,938.68 and 3,661.22

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Solution

The fourth proportional to 4,291.70, 5,938.68 and 3,661.22 is: 5,066.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.70 : 5,938.68 = 3,661.22 : x
  2. Step 2: Convert to fraction form
    4,291.70/5,938.68 = 3,661.22/x
  3. Step 3: Cross multiply
    4,291.70x = 5,938.68 × 3,661.22
  4. Step 4: Simplify right side
    4,291.70x = 21,742,813.99
  5. Step 5: Solve for x
    x = 21,742,813.99/4,291.70
  6. Step 6: Final answer
    x = 5,066.25

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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.