Home / 4,757.06-7,130.46-1,982.99

Finding the Fourth Proportional to 4,757.06, 7,130.46 and 1,982.99

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Solution

The fourth proportional to 4,757.06, 7,130.46 and 1,982.99 is: 2,972.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.06 : 7,130.46 = 1,982.99 : x
  2. Step 2: Convert to fraction form
    4,757.06/7,130.46 = 1,982.99/x
  3. Step 3: Cross multiply
    4,757.06x = 7,130.46 × 1,982.99
  4. Step 4: Simplify right side
    4,757.06x = 14,139,595.22
  5. Step 5: Solve for x
    x = 14,139,595.22/4,757.06
  6. Step 6: Final answer
    x = 2,972.34

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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.