Home / 9,353.40-14,015.70-7,884.60

Finding the Fourth Proportional to 9,353.40, 14,015.70 and 7,884.60

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Solution

The fourth proportional to 9,353.40, 14,015.70 and 7,884.60 is: 11,814.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,353.40 : 14,015.70 = 7,884.60 : x
  2. Step 2: Convert to fraction form
    9,353.40/14,015.70 = 7,884.60/x
  3. Step 3: Cross multiply
    9,353.40x = 14,015.70 × 7,884.60
  4. Step 4: Simplify right side
    9,353.40x = 110,508,188.22
  5. Step 5: Solve for x
    x = 110,508,188.22/9,353.40
  6. Step 6: Final answer
    x = 11,814.76

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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.