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Finding the Fourth Proportional to 6,611.51, 9,124.04 and 4,094.03

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Solution

The fourth proportional to 6,611.51, 9,124.04 and 4,094.03 is: 5,649.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611.51 : 9,124.04 = 4,094.03 : x
  2. Step 2: Convert to fraction form
    6,611.51/9,124.04 = 4,094.03/x
  3. Step 3: Cross multiply
    6,611.51x = 9,124.04 × 4,094.03
  4. Step 4: Simplify right side
    6,611.51x = 37,354,093.48
  5. Step 5: Solve for x
    x = 37,354,093.48/6,611.51
  6. Step 6: Final answer
    x = 5,649.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.