Home / 4,750.98-7,126.80-1,829.28

Finding the Fourth Proportional to 4,750.98, 7,126.80 and 1,829.28

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Solution

The fourth proportional to 4,750.98, 7,126.80 and 1,829.28 is: 2,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.98 : 7,126.80 = 1,829.28 : x
  2. Step 2: Convert to fraction form
    4,750.98/7,126.80 = 1,829.28/x
  3. Step 3: Cross multiply
    4,750.98x = 7,126.80 × 1,829.28
  4. Step 4: Simplify right side
    4,750.98x = 13,036,912.70
  5. Step 5: Solve for x
    x = 13,036,912.70/4,750.98
  6. Step 6: Final answer
    x = 2,744.05

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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.