Home / 4,709.94-6,498.96-2,720.76

Finding the Fourth Proportional to 4,709.94, 6,498.96 and 2,720.76

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Solution

The fourth proportional to 4,709.94, 6,498.96 and 2,720.76 is: 3,754.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.94 : 6,498.96 = 2,720.76 : x
  2. Step 2: Convert to fraction form
    4,709.94/6,498.96 = 2,720.76/x
  3. Step 3: Cross multiply
    4,709.94x = 6,498.96 × 2,720.76
  4. Step 4: Simplify right side
    4,709.94x = 17,682,110.41
  5. Step 5: Solve for x
    x = 17,682,110.41/4,709.94
  6. Step 6: Final answer
    x = 3,754.21

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Half scale
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Double scale
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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.