Home / 4,679.36-6,457.25-2,910.95

Finding the Fourth Proportional to 4,679.36, 6,457.25 and 2,910.95

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Solution

The fourth proportional to 4,679.36, 6,457.25 and 2,910.95 is: 4,016.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.36 : 6,457.25 = 2,910.95 : x
  2. Step 2: Convert to fraction form
    4,679.36/6,457.25 = 2,910.95/x
  3. Step 3: Cross multiply
    4,679.36x = 6,457.25 × 2,910.95
  4. Step 4: Simplify right side
    4,679.36x = 18,796,706.88
  5. Step 5: Solve for x
    x = 18,796,706.88/4,679.36
  6. Step 6: Final answer
    x = 4,016.94

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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.