Home / 3,076.63-4,616.30-1,615.44

Finding the Fourth Proportional to 3,076.63, 4,616.30 and 1,615.44

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Solution

The fourth proportional to 3,076.63, 4,616.30 and 1,615.44 is: 2,423.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.63 : 4,616.30 = 1,615.44 : x
  2. Step 2: Convert to fraction form
    3,076.63/4,616.30 = 1,615.44/x
  3. Step 3: Cross multiply
    3,076.63x = 4,616.30 × 1,615.44
  4. Step 4: Simplify right side
    3,076.63x = 7,457,355.67
  5. Step 5: Solve for x
    x = 7,457,355.67/3,076.63
  6. Step 6: Final answer
    x = 2,423.87

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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.