Home / 2,664.24-3,995.90-1,203.05

Finding the Fourth Proportional to 2,664.24, 3,995.90 and 1,203.05

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Solution

The fourth proportional to 2,664.24, 3,995.90 and 1,203.05 is: 1,804.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.24 : 3,995.90 = 1,203.05 : x
  2. Step 2: Convert to fraction form
    2,664.24/3,995.90 = 1,203.05/x
  3. Step 3: Cross multiply
    2,664.24x = 3,995.90 × 1,203.05
  4. Step 4: Simplify right side
    2,664.24x = 4,807,247.52
  5. Step 5: Solve for x
    x = 4,807,247.52/2,664.24
  6. Step 6: Final answer
    x = 1,804.36

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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.