Home / 3,076.22-4,604.76-2,977.81

Finding the Fourth Proportional to 3,076.22, 4,604.76 and 2,977.81

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Solution

The fourth proportional to 3,076.22, 4,604.76 and 2,977.81 is: 4,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.22 : 4,604.76 = 2,977.81 : x
  2. Step 2: Convert to fraction form
    3,076.22/4,604.76 = 2,977.81/x
  3. Step 3: Cross multiply
    3,076.22x = 4,604.76 × 2,977.81
  4. Step 4: Simplify right side
    3,076.22x = 13,712,088.86
  5. Step 5: Solve for x
    x = 13,712,088.86/3,076.22
  6. Step 6: Final answer
    x = 4,457.44

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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.