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Finding the Fourth Proportional to 6,504.77, 8,968.11 and 4,146.05

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Solution

The fourth proportional to 6,504.77, 8,968.11 and 4,146.05 is: 5,716.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.77 : 8,968.11 = 4,146.05 : x
  2. Step 2: Convert to fraction form
    6,504.77/8,968.11 = 4,146.05/x
  3. Step 3: Cross multiply
    6,504.77x = 8,968.11 × 4,146.05
  4. Step 4: Simplify right side
    6,504.77x = 37,182,232.47
  5. Step 5: Solve for x
    x = 37,182,232.47/6,504.77
  6. Step 6: Final answer
    x = 5,716.15

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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.