Home / 4,546.79-6,275.70-2,778.96

Finding the Fourth Proportional to 4,546.79, 6,275.70 and 2,778.96

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Solution

The fourth proportional to 4,546.79, 6,275.70 and 2,778.96 is: 3,835.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,546.79 : 6,275.70 = 2,778.96 : x
  2. Step 2: Convert to fraction form
    4,546.79/6,275.70 = 2,778.96/x
  3. Step 3: Cross multiply
    4,546.79x = 6,275.70 × 2,778.96
  4. Step 4: Simplify right side
    4,546.79x = 17,439,905.38
  5. Step 5: Solve for x
    x = 17,439,905.38/4,546.79
  6. Step 6: Final answer
    x = 3,835.66

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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.