Home / 3,799.64-5,242.36-3,674.36

Finding the Fourth Proportional to 3,799.64, 5,242.36 and 3,674.36

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Solution

The fourth proportional to 3,799.64, 5,242.36 and 3,674.36 is: 5,069.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.64 : 5,242.36 = 3,674.36 : x
  2. Step 2: Convert to fraction form
    3,799.64/5,242.36 = 3,674.36/x
  3. Step 3: Cross multiply
    3,799.64x = 5,242.36 × 3,674.36
  4. Step 4: Simplify right side
    3,799.64x = 19,262,317.89
  5. Step 5: Solve for x
    x = 19,262,317.89/3,799.64
  6. Step 6: Final answer
    x = 5,069.51

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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.