Home / 1,701.60-2,551.32-1,150.80

Finding the Fourth Proportional to 1,701.60, 2,551.32 and 1,150.80

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Solution

The fourth proportional to 1,701.60, 2,551.32 and 1,150.80 is: 1,725.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.60 : 2,551.32 = 1,150.80 : x
  2. Step 2: Convert to fraction form
    1,701.60/2,551.32 = 1,150.80/x
  3. Step 3: Cross multiply
    1,701.60x = 2,551.32 × 1,150.80
  4. Step 4: Simplify right side
    1,701.60x = 2,936,059.06
  5. Step 5: Solve for x
    x = 2,936,059.06/1,701.60
  6. Step 6: Final answer
    x = 1,725.47

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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.