Home / 4,707.28-6,496.40-2,611.76

Finding the Fourth Proportional to 4,707.28, 6,496.40 and 2,611.76

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Solution

The fourth proportional to 4,707.28, 6,496.40 and 2,611.76 is: 3,604.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.28 : 6,496.40 = 2,611.76 : x
  2. Step 2: Convert to fraction form
    4,707.28/6,496.40 = 2,611.76/x
  3. Step 3: Cross multiply
    4,707.28x = 6,496.40 × 2,611.76
  4. Step 4: Simplify right side
    4,707.28x = 16,967,037.66
  5. Step 5: Solve for x
    x = 16,967,037.66/4,707.28
  6. Step 6: Final answer
    x = 3,604.42

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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.