Home / 8,175.08-11,282.56-4,638.94

Finding the Fourth Proportional to 8,175.08, 11,282.56 and 4,638.94

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Solution

The fourth proportional to 8,175.08, 11,282.56 and 4,638.94 is: 6,402.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.08 : 11,282.56 = 4,638.94 : x
  2. Step 2: Convert to fraction form
    8,175.08/11,282.56 = 4,638.94/x
  3. Step 3: Cross multiply
    8,175.08x = 11,282.56 × 4,638.94
  4. Step 4: Simplify right side
    8,175.08x = 52,339,079.08
  5. Step 5: Solve for x
    x = 52,339,079.08/8,175.08
  6. Step 6: Final answer
    x = 6,402.27

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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.