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Finding the Fourth Proportional to 7,073.58, 10,611.09 and 2,455.50

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Solution

The fourth proportional to 7,073.58, 10,611.09 and 2,455.50 is: 3,683.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.58 : 10,611.09 = 2,455.50 : x
  2. Step 2: Convert to fraction form
    7,073.58/10,611.09 = 2,455.50/x
  3. Step 3: Cross multiply
    7,073.58x = 10,611.09 × 2,455.50
  4. Step 4: Simplify right side
    7,073.58x = 26,055,531.50
  5. Step 5: Solve for x
    x = 26,055,531.50/7,073.58
  6. Step 6: Final answer
    x = 3,683.50

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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.