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Finding the Fourth Proportional to 6,476.80, 8,933.25 and 4,235.08

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Solution

The fourth proportional to 6,476.80, 8,933.25 and 4,235.08 is: 5,841.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.80 : 8,933.25 = 4,235.08 : x
  2. Step 2: Convert to fraction form
    6,476.80/8,933.25 = 4,235.08/x
  3. Step 3: Cross multiply
    6,476.80x = 8,933.25 × 4,235.08
  4. Step 4: Simplify right side
    6,476.80x = 37,833,028.41
  5. Step 5: Solve for x
    x = 37,833,028.41/6,476.80
  6. Step 6: Final answer
    x = 5,841.31

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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.