Home / 9,088.40-13,627.80-3,245.20

Finding the Fourth Proportional to 9,088.40, 13,627.80 and 3,245.20

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Solution

The fourth proportional to 9,088.40, 13,627.80 and 3,245.20 is: 4,866.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.40 : 13,627.80 = 3,245.20 : x
  2. Step 2: Convert to fraction form
    9,088.40/13,627.80 = 3,245.20/x
  3. Step 3: Cross multiply
    9,088.40x = 13,627.80 × 3,245.20
  4. Step 4: Simplify right side
    9,088.40x = 44,224,936.56
  5. Step 5: Solve for x
    x = 44,224,936.56/9,088.40
  6. Step 6: Final answer
    x = 4,866.09

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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.