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Finding the Fourth Proportional to 9,080.48, 13,611.04 and 5,176.48

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Solution

The fourth proportional to 9,080.48, 13,611.04 and 5,176.48 is: 7,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.48 : 13,611.04 = 5,176.48 : x
  2. Step 2: Convert to fraction form
    9,080.48/13,611.04 = 5,176.48/x
  3. Step 3: Cross multiply
    9,080.48x = 13,611.04 × 5,176.48
  4. Step 4: Simplify right side
    9,080.48x = 70,457,276.34
  5. Step 5: Solve for x
    x = 70,457,276.34/9,080.48
  6. Step 6: Final answer
    x = 7,759.20

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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.