Home / 4,805.46-6,633.09-3,405.78

Finding the Fourth Proportional to 4,805.46, 6,633.09 and 3,405.78

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Solution

The fourth proportional to 4,805.46, 6,633.09 and 3,405.78 is: 4,701.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.46 : 6,633.09 = 3,405.78 : x
  2. Step 2: Convert to fraction form
    4,805.46/6,633.09 = 3,405.78/x
  3. Step 3: Cross multiply
    4,805.46x = 6,633.09 × 3,405.78
  4. Step 4: Simplify right side
    4,805.46x = 22,590,845.26
  5. Step 5: Solve for x
    x = 22,590,845.26/4,805.46
  6. Step 6: Final answer
    x = 4,701.08

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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.