Home / 4,349.72-6,006.59-2,780.54

Finding the Fourth Proportional to 4,349.72, 6,006.59 and 2,780.54

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Solution

The fourth proportional to 4,349.72, 6,006.59 and 2,780.54 is: 3,839.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,349.72 : 6,006.59 = 2,780.54 : x
  2. Step 2: Convert to fraction form
    4,349.72/6,006.59 = 2,780.54/x
  3. Step 3: Cross multiply
    4,349.72x = 6,006.59 × 2,780.54
  4. Step 4: Simplify right side
    4,349.72x = 16,701,585.73
  5. Step 5: Solve for x
    x = 16,701,585.73/4,349.72
  6. Step 6: Final answer
    x = 3,839.70

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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.