Home / 9,350.40-14,025.60-8,529.60

Finding the Fourth Proportional to 9,350.40, 14,025.60 and 8,529.60

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Solution

The fourth proportional to 9,350.40, 14,025.60 and 8,529.60 is: 12,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350.40 : 14,025.60 = 8,529.60 : x
  2. Step 2: Convert to fraction form
    9,350.40/14,025.60 = 8,529.60/x
  3. Step 3: Cross multiply
    9,350.40x = 14,025.60 × 8,529.60
  4. Step 4: Simplify right side
    9,350.40x = 119,632,757.76
  5. Step 5: Solve for x
    x = 119,632,757.76/9,350.40
  6. Step 6: Final answer
    x = 12,794.40

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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.