Home / 6,310.76-9,457.70-4,842.72

Finding the Fourth Proportional to 6,310.76, 9,457.70 and 4,842.72

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Solution

The fourth proportional to 6,310.76, 9,457.70 and 4,842.72 is: 7,257.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310.76 : 9,457.70 = 4,842.72 : x
  2. Step 2: Convert to fraction form
    6,310.76/9,457.70 = 4,842.72/x
  3. Step 3: Cross multiply
    6,310.76x = 9,457.70 × 4,842.72
  4. Step 4: Simplify right side
    6,310.76x = 45,800,968.73
  5. Step 5: Solve for x
    x = 45,800,968.73/6,310.76
  6. Step 6: Final answer
    x = 7,257.61

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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.