Home / 4,211.88-6,315.66-2,457.44

Finding the Fourth Proportional to 4,211.88, 6,315.66 and 2,457.44

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Solution

The fourth proportional to 4,211.88, 6,315.66 and 2,457.44 is: 3,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.88 : 6,315.66 = 2,457.44 : x
  2. Step 2: Convert to fraction form
    4,211.88/6,315.66 = 2,457.44/x
  3. Step 3: Cross multiply
    4,211.88x = 6,315.66 × 2,457.44
  4. Step 4: Simplify right side
    4,211.88x = 15,520,355.51
  5. Step 5: Solve for x
    x = 15,520,355.51/4,211.88
  6. Step 6: Final answer
    x = 3,684.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.