Home / 1,725.75-2,583.63-1,316.52

Finding the Fourth Proportional to 1,725.75, 2,583.63 and 1,316.52

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Solution

The fourth proportional to 1,725.75, 2,583.63 and 1,316.52 is: 1,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.75 : 2,583.63 = 1,316.52 : x
  2. Step 2: Convert to fraction form
    1,725.75/2,583.63 = 1,316.52/x
  3. Step 3: Cross multiply
    1,725.75x = 2,583.63 × 1,316.52
  4. Step 4: Simplify right side
    1,725.75x = 3,401,400.57
  5. Step 5: Solve for x
    x = 3,401,400.57/1,725.75
  6. Step 6: Final answer
    x = 1,970.97

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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.