Home / 3,576.60-4,930.62-2,455.74

Finding the Fourth Proportional to 3,576.60, 4,930.62 and 2,455.74

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Solution

The fourth proportional to 3,576.60, 4,930.62 and 2,455.74 is: 3,385.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.60 : 4,930.62 = 2,455.74 : x
  2. Step 2: Convert to fraction form
    3,576.60/4,930.62 = 2,455.74/x
  3. Step 3: Cross multiply
    3,576.60x = 4,930.62 × 2,455.74
  4. Step 4: Simplify right side
    3,576.60x = 12,108,320.76
  5. Step 5: Solve for x
    x = 12,108,320.76/3,576.60
  6. Step 6: Final answer
    x = 3,385.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.