Home / 1,739.08-2,399.22-1,040.44

Finding the Fourth Proportional to 1,739.08, 2,399.22 and 1,040.44

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Solution

The fourth proportional to 1,739.08, 2,399.22 and 1,040.44 is: 1,435.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739.08 : 2,399.22 = 1,040.44 : x
  2. Step 2: Convert to fraction form
    1,739.08/2,399.22 = 1,040.44/x
  3. Step 3: Cross multiply
    1,739.08x = 2,399.22 × 1,040.44
  4. Step 4: Simplify right side
    1,739.08x = 2,496,244.46
  5. Step 5: Solve for x
    x = 2,496,244.46/1,739.08
  6. Step 6: Final answer
    x = 1,435.38

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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.