Home / 6,539.70-9,809.55-2,839.35

Finding the Fourth Proportional to 6,539.70, 9,809.55 and 2,839.35

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Solution

The fourth proportional to 6,539.70, 9,809.55 and 2,839.35 is: 4,259.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.70 : 9,809.55 = 2,839.35 : x
  2. Step 2: Convert to fraction form
    6,539.70/9,809.55 = 2,839.35/x
  3. Step 3: Cross multiply
    6,539.70x = 9,809.55 × 2,839.35
  4. Step 4: Simplify right side
    6,539.70x = 27,852,745.79
  5. Step 5: Solve for x
    x = 27,852,745.79/6,539.70
  6. Step 6: Final answer
    x = 4,259.03

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1.5x scale

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.