Home / 1,716.90-2,572.60-1,671.34

Finding the Fourth Proportional to 1,716.90, 2,572.60 and 1,671.34

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Solution

The fourth proportional to 1,716.90, 2,572.60 and 1,671.34 is: 2,504.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.90 : 2,572.60 = 1,671.34 : x
  2. Step 2: Convert to fraction form
    1,716.90/2,572.60 = 1,671.34/x
  3. Step 3: Cross multiply
    1,716.90x = 2,572.60 × 1,671.34
  4. Step 4: Simplify right side
    1,716.90x = 4,299,689.28
  5. Step 5: Solve for x
    x = 4,299,689.28/1,716.90
  6. Step 6: Final answer
    x = 2,504.33

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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.