Home / 1,669.06-2,503.70-574.19

Finding the Fourth Proportional to 1,669.06, 2,503.70 and 574.19

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Solution

The fourth proportional to 1,669.06, 2,503.70 and 574.19 is: 861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.06 : 2,503.70 = 574.19 : x
  2. Step 2: Convert to fraction form
    1,669.06/2,503.70 = 574.19/x
  3. Step 3: Cross multiply
    1,669.06x = 2,503.70 × 574.19
  4. Step 4: Simplify right side
    1,669.06x = 1,437,599.50
  5. Step 5: Solve for x
    x = 1,437,599.50/1,669.06
  6. Step 6: Final answer
    x = 861.32

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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.