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Finding the Fourth Proportional to 7,893.51, 10,893.33 and 4,536.42

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Solution

The fourth proportional to 7,893.51, 10,893.33 and 4,536.42 is: 6,260.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893.51 : 10,893.33 = 4,536.42 : x
  2. Step 2: Convert to fraction form
    7,893.51/10,893.33 = 4,536.42/x
  3. Step 3: Cross multiply
    7,893.51x = 10,893.33 × 4,536.42
  4. Step 4: Simplify right side
    7,893.51x = 49,416,720.08
  5. Step 5: Solve for x
    x = 49,416,720.08/7,893.51
  6. Step 6: Final answer
    x = 6,260.42

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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.