Home / 7,837.98-11,744.01-4,909.02

Finding the Fourth Proportional to 7,837.98, 11,744.01 and 4,909.02

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Solution

The fourth proportional to 7,837.98, 11,744.01 and 4,909.02 is: 7,355.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.98 : 11,744.01 = 4,909.02 : x
  2. Step 2: Convert to fraction form
    7,837.98/11,744.01 = 4,909.02/x
  3. Step 3: Cross multiply
    7,837.98x = 11,744.01 × 4,909.02
  4. Step 4: Simplify right side
    7,837.98x = 57,651,579.97
  5. Step 5: Solve for x
    x = 57,651,579.97/7,837.98
  6. Step 6: Final answer
    x = 7,355.41

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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.