Home / 1,713.69-2,572.97-1,635.39

Finding the Fourth Proportional to 1,713.69, 2,572.97 and 1,635.39

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Solution

The fourth proportional to 1,713.69, 2,572.97 and 1,635.39 is: 2,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.69 : 2,572.97 = 1,635.39 : x
  2. Step 2: Convert to fraction form
    1,713.69/2,572.97 = 1,635.39/x
  3. Step 3: Cross multiply
    1,713.69x = 2,572.97 × 1,635.39
  4. Step 4: Simplify right side
    1,713.69x = 4,207,801.23
  5. Step 5: Solve for x
    x = 4,207,801.23/1,713.69
  6. Step 6: Final answer
    x = 2,455.40

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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.