Home / 4,703.64-6,493.68-3,213.72

Finding the Fourth Proportional to 4,703.64, 6,493.68 and 3,213.72

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Solution

The fourth proportional to 4,703.64, 6,493.68 and 3,213.72 is: 4,436.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.64 : 6,493.68 = 3,213.72 : x
  2. Step 2: Convert to fraction form
    4,703.64/6,493.68 = 3,213.72/x
  3. Step 3: Cross multiply
    4,703.64x = 6,493.68 × 3,213.72
  4. Step 4: Simplify right side
    4,703.64x = 20,868,869.29
  5. Step 5: Solve for x
    x = 20,868,869.29/4,703.64
  6. Step 6: Final answer
    x = 4,436.75

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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.