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Finding the Fourth Proportional to 6,150.85, 8,473.36 and 4,891.51

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Solution

The fourth proportional to 6,150.85, 8,473.36 and 4,891.51 is: 6,738.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,150.85 : 8,473.36 = 4,891.51 : x
  2. Step 2: Convert to fraction form
    6,150.85/8,473.36 = 4,891.51/x
  3. Step 3: Cross multiply
    6,150.85x = 8,473.36 × 4,891.51
  4. Step 4: Simplify right side
    6,150.85x = 41,447,525.17
  5. Step 5: Solve for x
    x = 41,447,525.17/6,150.85
  6. Step 6: Final answer
    x = 6,738.50

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Double scale
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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.