Home / 4,755.42-7,133.04-1,292.58

Finding the Fourth Proportional to 4,755.42, 7,133.04 and 1,292.58

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Solution

The fourth proportional to 4,755.42, 7,133.04 and 1,292.58 is: 1,938.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.42 : 7,133.04 = 1,292.58 : x
  2. Step 2: Convert to fraction form
    4,755.42/7,133.04 = 1,292.58/x
  3. Step 3: Cross multiply
    4,755.42x = 7,133.04 × 1,292.58
  4. Step 4: Simplify right side
    4,755.42x = 9,220,024.84
  5. Step 5: Solve for x
    x = 9,220,024.84/4,755.42
  6. Step 6: Final answer
    x = 1,938.85

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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.