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Finding the Fourth Proportional to 3,103.26, 4,655.10 and 1,051.26

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Solution

The fourth proportional to 3,103.26, 4,655.10 and 1,051.26 is: 1,576.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.26 : 4,655.10 = 1,051.26 : x
  2. Step 2: Convert to fraction form
    3,103.26/4,655.10 = 1,051.26/x
  3. Step 3: Cross multiply
    3,103.26x = 4,655.10 × 1,051.26
  4. Step 4: Simplify right side
    3,103.26x = 4,893,720.43
  5. Step 5: Solve for x
    x = 4,893,720.43/3,103.26
  6. Step 6: Final answer
    x = 1,576.96

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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.