Home / 4,573.72-6,311.44-2,955.79

Finding the Fourth Proportional to 4,573.72, 6,311.44 and 2,955.79

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Solution

The fourth proportional to 4,573.72, 6,311.44 and 2,955.79 is: 4,078.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,573.72 : 6,311.44 = 2,955.79 : x
  2. Step 2: Convert to fraction form
    4,573.72/6,311.44 = 2,955.79/x
  3. Step 3: Cross multiply
    4,573.72x = 6,311.44 × 2,955.79
  4. Step 4: Simplify right side
    4,573.72x = 18,655,311.13
  5. Step 5: Solve for x
    x = 18,655,311.13/4,573.72
  6. Step 6: Final answer
    x = 4,078.81

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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.