Home / 4,780.82-6,597.32-2,656.49

Finding the Fourth Proportional to 4,780.82, 6,597.32 and 2,656.49

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Solution

The fourth proportional to 4,780.82, 6,597.32 and 2,656.49 is: 3,665.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.82 : 6,597.32 = 2,656.49 : x
  2. Step 2: Convert to fraction form
    4,780.82/6,597.32 = 2,656.49/x
  3. Step 3: Cross multiply
    4,780.82x = 6,597.32 × 2,656.49
  4. Step 4: Simplify right side
    4,780.82x = 17,525,668.34
  5. Step 5: Solve for x
    x = 17,525,668.34/4,780.82
  6. Step 6: Final answer
    x = 3,665.83

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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.