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Finding the Fourth Proportional to 5,751.77, 8,627.67 and 3,803.51

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Solution

The fourth proportional to 5,751.77, 8,627.67 and 3,803.51 is: 5,705.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.77 : 8,627.67 = 3,803.51 : x
  2. Step 2: Convert to fraction form
    5,751.77/8,627.67 = 3,803.51/x
  3. Step 3: Cross multiply
    5,751.77x = 8,627.67 × 3,803.51
  4. Step 4: Simplify right side
    5,751.77x = 32,815,385.98
  5. Step 5: Solve for x
    x = 32,815,385.98/5,751.77
  6. Step 6: Final answer
    x = 5,705.27

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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.