Home / 9,459.98-14,190.78-3,912.26

Finding the Fourth Proportional to 9,459.98, 14,190.78 and 3,912.26

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Solution

The fourth proportional to 9,459.98, 14,190.78 and 3,912.26 is: 5,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.98 : 14,190.78 = 3,912.26 : x
  2. Step 2: Convert to fraction form
    9,459.98/14,190.78 = 3,912.26/x
  3. Step 3: Cross multiply
    9,459.98x = 14,190.78 × 3,912.26
  4. Step 4: Simplify right side
    9,459.98x = 55,518,020.96
  5. Step 5: Solve for x
    x = 55,518,020.96/9,459.98
  6. Step 6: Final answer
    x = 5,868.72

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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.