Home / 9,323.98-13,988.40-3,481.05

Finding the Fourth Proportional to 9,323.98, 13,988.40 and 3,481.05

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Solution

The fourth proportional to 9,323.98, 13,988.40 and 3,481.05 is: 5,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.98 : 13,988.40 = 3,481.05 : x
  2. Step 2: Convert to fraction form
    9,323.98/13,988.40 = 3,481.05/x
  3. Step 3: Cross multiply
    9,323.98x = 13,988.40 × 3,481.05
  4. Step 4: Simplify right side
    9,323.98x = 48,694,319.82
  5. Step 5: Solve for x
    x = 48,694,319.82/9,323.98
  6. Step 6: Final answer
    x = 5,222.48

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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.