Home / 7,835.93-11,745.65-2,569.58

Finding the Fourth Proportional to 7,835.93, 11,745.65 and 2,569.58

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Solution

The fourth proportional to 7,835.93, 11,745.65 and 2,569.58 is: 3,851.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.93 : 11,745.65 = 2,569.58 : x
  2. Step 2: Convert to fraction form
    7,835.93/11,745.65 = 2,569.58/x
  3. Step 3: Cross multiply
    7,835.93x = 11,745.65 × 2,569.58
  4. Step 4: Simplify right side
    7,835.93x = 30,181,328.60
  5. Step 5: Solve for x
    x = 30,181,328.60/7,835.93
  6. Step 6: Final answer
    x = 3,851.66

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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.