Home / 1,707.64-2,353.77-1,333.97

Finding the Fourth Proportional to 1,707.64, 2,353.77 and 1,333.97

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Solution

The fourth proportional to 1,707.64, 2,353.77 and 1,333.97 is: 1,838.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707.64 : 2,353.77 = 1,333.97 : x
  2. Step 2: Convert to fraction form
    1,707.64/2,353.77 = 1,333.97/x
  3. Step 3: Cross multiply
    1,707.64x = 2,353.77 × 1,333.97
  4. Step 4: Simplify right side
    1,707.64x = 3,139,846.80
  5. Step 5: Solve for x
    x = 3,139,846.80/1,707.64
  6. Step 6: Final answer
    x = 1,838.71

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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.