Home / 3,577.93-5,365.85-1,386.14

Finding the Fourth Proportional to 3,577.93, 5,365.85 and 1,386.14

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Solution

The fourth proportional to 3,577.93, 5,365.85 and 1,386.14 is: 2,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.93 : 5,365.85 = 1,386.14 : x
  2. Step 2: Convert to fraction form
    3,577.93/5,365.85 = 1,386.14/x
  3. Step 3: Cross multiply
    3,577.93x = 5,365.85 × 1,386.14
  4. Step 4: Simplify right side
    3,577.93x = 7,437,785.56
  5. Step 5: Solve for x
    x = 7,437,785.56/3,577.93
  6. Step 6: Final answer
    x = 2,078.80

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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.