Home / 6,938.70-10,401.33-2,554.98

Finding the Fourth Proportional to 6,938.70, 10,401.33 and 2,554.98

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Solution

The fourth proportional to 6,938.70, 10,401.33 and 2,554.98 is: 3,830.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.70 : 10,401.33 = 2,554.98 : x
  2. Step 2: Convert to fraction form
    6,938.70/10,401.33 = 2,554.98/x
  3. Step 3: Cross multiply
    6,938.70x = 10,401.33 × 2,554.98
  4. Step 4: Simplify right side
    6,938.70x = 26,575,190.12
  5. Step 5: Solve for x
    x = 26,575,190.12/6,938.70
  6. Step 6: Final answer
    x = 3,830.00

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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.