Home / 1,739.94-2,399.58-1,518.45

Finding the Fourth Proportional to 1,739.94, 2,399.58 and 1,518.45

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Solution

The fourth proportional to 1,739.94, 2,399.58 and 1,518.45 is: 2,094.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739.94 : 2,399.58 = 1,518.45 : x
  2. Step 2: Convert to fraction form
    1,739.94/2,399.58 = 1,518.45/x
  3. Step 3: Cross multiply
    1,739.94x = 2,399.58 × 1,518.45
  4. Step 4: Simplify right side
    1,739.94x = 3,643,642.25
  5. Step 5: Solve for x
    x = 3,643,642.25/1,739.94
  6. Step 6: Final answer
    x = 2,094.12

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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.