Home / 1,708.44-2,358.15-1,119.02

Finding the Fourth Proportional to 1,708.44, 2,358.15 and 1,119.02

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Solution

The fourth proportional to 1,708.44, 2,358.15 and 1,119.02 is: 1,544.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.44 : 2,358.15 = 1,119.02 : x
  2. Step 2: Convert to fraction form
    1,708.44/2,358.15 = 1,119.02/x
  3. Step 3: Cross multiply
    1,708.44x = 2,358.15 × 1,119.02
  4. Step 4: Simplify right side
    1,708.44x = 2,638,817.01
  5. Step 5: Solve for x
    x = 2,638,817.01/1,708.44
  6. Step 6: Final answer
    x = 1,544.58

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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.