Home / 2,685.48-3,702.33-1,845.87

Finding the Fourth Proportional to 2,685.48, 3,702.33 and 1,845.87

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Solution

The fourth proportional to 2,685.48, 3,702.33 and 1,845.87 is: 2,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.48 : 3,702.33 = 1,845.87 : x
  2. Step 2: Convert to fraction form
    2,685.48/3,702.33 = 1,845.87/x
  3. Step 3: Cross multiply
    2,685.48x = 3,702.33 × 1,845.87
  4. Step 4: Simplify right side
    2,685.48x = 6,834,019.88
  5. Step 5: Solve for x
    x = 6,834,019.88/2,685.48
  6. Step 6: Final answer
    x = 2,544.80

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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.