Home / 4,345-5,975.46-3,450.28

Finding the Fourth Proportional to 4,345, 5,975.46 and 3,450.28

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Solution

The fourth proportional to 4,345, 5,975.46 and 3,450.28 is: 4,745.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345 : 5,975.46 = 3,450.28 : x
  2. Step 2: Convert to fraction form
    4,345/5,975.46 = 3,450.28/x
  3. Step 3: Cross multiply
    4,345x = 5,975.46 × 3,450.28
  4. Step 4: Simplify right side
    4,345x = 20,617,010.13
  5. Step 5: Solve for x
    x = 20,617,010.13/4,345
  6. Step 6: Final answer
    x = 4,745.00

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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.