Home / 2,959.07-4,438.76-1,725.80

Finding the Fourth Proportional to 2,959.07, 4,438.76 and 1,725.80

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Solution

The fourth proportional to 2,959.07, 4,438.76 and 1,725.80 is: 2,588.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.07 : 4,438.76 = 1,725.80 : x
  2. Step 2: Convert to fraction form
    2,959.07/4,438.76 = 1,725.80/x
  3. Step 3: Cross multiply
    2,959.07x = 4,438.76 × 1,725.80
  4. Step 4: Simplify right side
    2,959.07x = 7,660,381.19
  5. Step 5: Solve for x
    x = 7,660,381.19/2,959.07
  6. Step 6: Final answer
    x = 2,588.78

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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.