Home / 11,084.80-16,627.20-7,585.60

Finding the Fourth Proportional to 11,084.80, 16,627.20 and 7,585.60

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Solution

The fourth proportional to 11,084.80, 16,627.20 and 7,585.60 is: 11,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.80 : 16,627.20 = 7,585.60 : x
  2. Step 2: Convert to fraction form
    11,084.80/16,627.20 = 7,585.60/x
  3. Step 3: Cross multiply
    11,084.80x = 16,627.20 × 7,585.60
  4. Step 4: Simplify right side
    11,084.80x = 126,127,288.32
  5. Step 5: Solve for x
    x = 126,127,288.32/11,084.80
  6. Step 6: Final answer
    x = 11,378.40

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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.