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Finding the Fourth Proportional to 4,811.58, 7,210.86 and 4,241.34

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Solution

The fourth proportional to 4,811.58, 7,210.86 and 4,241.34 is: 6,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.58 : 7,210.86 = 4,241.34 : x
  2. Step 2: Convert to fraction form
    4,811.58/7,210.86 = 4,241.34/x
  3. Step 3: Cross multiply
    4,811.58x = 7,210.86 × 4,241.34
  4. Step 4: Simplify right side
    4,811.58x = 30,583,708.95
  5. Step 5: Solve for x
    x = 30,583,708.95/4,811.58
  6. Step 6: Final answer
    x = 6,356.27

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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.