Home / 9,839.39-13,577.85-5,362.85

Finding the Fourth Proportional to 9,839.39, 13,577.85 and 5,362.85

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Solution

The fourth proportional to 9,839.39, 13,577.85 and 5,362.85 is: 7,400.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839.39 : 13,577.85 = 5,362.85 : x
  2. Step 2: Convert to fraction form
    9,839.39/13,577.85 = 5,362.85/x
  3. Step 3: Cross multiply
    9,839.39x = 13,577.85 × 5,362.85
  4. Step 4: Simplify right side
    9,839.39x = 72,815,972.87
  5. Step 5: Solve for x
    x = 72,815,972.87/9,839.39
  6. Step 6: Final answer
    x = 7,400.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.