Home / 1,824.36-2,736.06-525.90

Finding the Fourth Proportional to 1,824.36, 2,736.06 and 525.90

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Solution

The fourth proportional to 1,824.36, 2,736.06 and 525.90 is: 788.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.36 : 2,736.06 = 525.90 : x
  2. Step 2: Convert to fraction form
    1,824.36/2,736.06 = 525.90/x
  3. Step 3: Cross multiply
    1,824.36x = 2,736.06 × 525.90
  4. Step 4: Simplify right side
    1,824.36x = 1,438,893.95
  5. Step 5: Solve for x
    x = 1,438,893.95/1,824.36
  6. Step 6: Final answer
    x = 788.71

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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.