Home / 4,673.78-6,449.82-2,577.89

Finding the Fourth Proportional to 4,673.78, 6,449.82 and 2,577.89

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Solution

The fourth proportional to 4,673.78, 6,449.82 and 2,577.89 is: 3,557.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.78 : 6,449.82 = 2,577.89 : x
  2. Step 2: Convert to fraction form
    4,673.78/6,449.82 = 2,577.89/x
  3. Step 3: Cross multiply
    4,673.78x = 6,449.82 × 2,577.89
  4. Step 4: Simplify right side
    4,673.78x = 16,626,926.48
  5. Step 5: Solve for x
    x = 16,626,926.48/4,673.78
  6. Step 6: Final answer
    x = 3,557.49

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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.