Home / 5,135.07-7,699.95-2,359.38

Finding the Fourth Proportional to 5,135.07, 7,699.95 and 2,359.38

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Solution

The fourth proportional to 5,135.07, 7,699.95 and 2,359.38 is: 3,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135.07 : 7,699.95 = 2,359.38 : x
  2. Step 2: Convert to fraction form
    5,135.07/7,699.95 = 2,359.38/x
  3. Step 3: Cross multiply
    5,135.07x = 7,699.95 × 2,359.38
  4. Step 4: Simplify right side
    5,135.07x = 18,167,108.03
  5. Step 5: Solve for x
    x = 18,167,108.03/5,135.07
  6. Step 6: Final answer
    x = 3,537.85

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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.