Home / 1,396.18-2,092.50-573.52

Finding the Fourth Proportional to 1,396.18, 2,092.50 and 573.52

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Solution

The fourth proportional to 1,396.18, 2,092.50 and 573.52 is: 859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396.18 : 2,092.50 = 573.52 : x
  2. Step 2: Convert to fraction form
    1,396.18/2,092.50 = 573.52/x
  3. Step 3: Cross multiply
    1,396.18x = 2,092.50 × 573.52
  4. Step 4: Simplify right side
    1,396.18x = 1,200,090.60
  5. Step 5: Solve for x
    x = 1,200,090.60/1,396.18
  6. Step 6: Final answer
    x = 859.55

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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.