Home / 1,577.61-2,173.65-1,052.73

Finding the Fourth Proportional to 1,577.61, 2,173.65 and 1,052.73

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Solution

The fourth proportional to 1,577.61, 2,173.65 and 1,052.73 is: 1,450.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577.61 : 2,173.65 = 1,052.73 : x
  2. Step 2: Convert to fraction form
    1,577.61/2,173.65 = 1,052.73/x
  3. Step 3: Cross multiply
    1,577.61x = 2,173.65 × 1,052.73
  4. Step 4: Simplify right side
    1,577.61x = 2,288,255.70
  5. Step 5: Solve for x
    x = 2,288,255.70/1,577.61
  6. Step 6: Final answer
    x = 1,450.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.