Home / 4,457.43-6,679.77-1,955.61

Finding the Fourth Proportional to 4,457.43, 6,679.77 and 1,955.61

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Solution

The fourth proportional to 4,457.43, 6,679.77 and 1,955.61 is: 2,930.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.43 : 6,679.77 = 1,955.61 : x
  2. Step 2: Convert to fraction form
    4,457.43/6,679.77 = 1,955.61/x
  3. Step 3: Cross multiply
    4,457.43x = 6,679.77 × 1,955.61
  4. Step 4: Simplify right side
    4,457.43x = 13,063,025.01
  5. Step 5: Solve for x
    x = 13,063,025.01/4,457.43
  6. Step 6: Final answer
    x = 2,930.62

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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.