Home / 10,205.58-14,083.69-5,729.77

Finding the Fourth Proportional to 10,205.58, 14,083.69 and 5,729.77

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Solution

The fourth proportional to 10,205.58, 14,083.69 and 5,729.77 is: 7,907.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.58 : 14,083.69 = 5,729.77 : x
  2. Step 2: Convert to fraction form
    10,205.58/14,083.69 = 5,729.77/x
  3. Step 3: Cross multiply
    10,205.58x = 14,083.69 × 5,729.77
  4. Step 4: Simplify right side
    10,205.58x = 80,696,205.38
  5. Step 5: Solve for x
    x = 80,696,205.38/10,205.58
  6. Step 6: Final answer
    x = 7,907.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.