Home / 3,629.81-5,018.36-3,474.90

Finding the Fourth Proportional to 3,629.81, 5,018.36 and 3,474.90

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Solution

The fourth proportional to 3,629.81, 5,018.36 and 3,474.90 is: 4,804.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.81 : 5,018.36 = 3,474.90 : x
  2. Step 2: Convert to fraction form
    3,629.81/5,018.36 = 3,474.90/x
  3. Step 3: Cross multiply
    3,629.81x = 5,018.36 × 3,474.90
  4. Step 4: Simplify right side
    3,629.81x = 17,438,281.79
  5. Step 5: Solve for x
    x = 17,438,281.79/3,629.81
  6. Step 6: Final answer
    x = 4,804.18

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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.