Home / 1,669.14-2,503.70-1,173.50

Finding the Fourth Proportional to 1,669.14, 2,503.70 and 1,173.50

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Solution

The fourth proportional to 1,669.14, 2,503.70 and 1,173.50 is: 1,760.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.14 : 2,503.70 = 1,173.50 : x
  2. Step 2: Convert to fraction form
    1,669.14/2,503.70 = 1,173.50/x
  3. Step 3: Cross multiply
    1,669.14x = 2,503.70 × 1,173.50
  4. Step 4: Simplify right side
    1,669.14x = 2,938,092.34
  5. Step 5: Solve for x
    x = 2,938,092.34/1,669.14
  6. Step 6: Final answer
    x = 1,760.24

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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.