Home / 1,669.23-2,503.77-573.60

Finding the Fourth Proportional to 1,669.23, 2,503.77 and 573.60

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Solution

The fourth proportional to 1,669.23, 2,503.77 and 573.60 is: 860.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.23 : 2,503.77 = 573.60 : x
  2. Step 2: Convert to fraction form
    1,669.23/2,503.77 = 573.60/x
  3. Step 3: Cross multiply
    1,669.23x = 2,503.77 × 573.60
  4. Step 4: Simplify right side
    1,669.23x = 1,436,162.47
  5. Step 5: Solve for x
    x = 1,436,162.47/1,669.23
  6. Step 6: Final answer
    x = 860.37

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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.