Home / 4,420.37-6,629.31-1,300.25

Finding the Fourth Proportional to 4,420.37, 6,629.31 and 1,300.25

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Solution

The fourth proportional to 4,420.37, 6,629.31 and 1,300.25 is: 1,950.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.37 : 6,629.31 = 1,300.25 : x
  2. Step 2: Convert to fraction form
    4,420.37/6,629.31 = 1,300.25/x
  3. Step 3: Cross multiply
    4,420.37x = 6,629.31 × 1,300.25
  4. Step 4: Simplify right side
    4,420.37x = 8,619,760.33
  5. Step 5: Solve for x
    x = 8,619,760.33/4,420.37
  6. Step 6: Final answer
    x = 1,950.01

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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.