Home / 5,292.53-7,938.49-1,782.39

Finding the Fourth Proportional to 5,292.53, 7,938.49 and 1,782.39

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Solution

The fourth proportional to 5,292.53, 7,938.49 and 1,782.39 is: 2,673.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.53 : 7,938.49 = 1,782.39 : x
  2. Step 2: Convert to fraction form
    5,292.53/7,938.49 = 1,782.39/x
  3. Step 3: Cross multiply
    5,292.53x = 7,938.49 × 1,782.39
  4. Step 4: Simplify right side
    5,292.53x = 14,149,485.19
  5. Step 5: Solve for x
    x = 14,149,485.19/5,292.53
  6. Step 6: Final answer
    x = 2,673.48

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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.