Home / 2,824.09-4,237.15-1,715.77

Finding the Fourth Proportional to 2,824.09, 4,237.15 and 1,715.77

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Solution

The fourth proportional to 2,824.09, 4,237.15 and 1,715.77 is: 2,574.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.09 : 4,237.15 = 1,715.77 : x
  2. Step 2: Convert to fraction form
    2,824.09/4,237.15 = 1,715.77/x
  3. Step 3: Cross multiply
    2,824.09x = 4,237.15 × 1,715.77
  4. Step 4: Simplify right side
    2,824.09x = 7,269,978.17
  5. Step 5: Solve for x
    x = 7,269,978.17/2,824.09
  6. Step 6: Final answer
    x = 2,574.27

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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.