Home / 3,461.34-4,764.63-2,620.56

Finding the Fourth Proportional to 3,461.34, 4,764.63 and 2,620.56

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Solution

The fourth proportional to 3,461.34, 4,764.63 and 2,620.56 is: 3,607.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.34 : 4,764.63 = 2,620.56 : x
  2. Step 2: Convert to fraction form
    3,461.34/4,764.63 = 2,620.56/x
  3. Step 3: Cross multiply
    3,461.34x = 4,764.63 × 2,620.56
  4. Step 4: Simplify right side
    3,461.34x = 12,485,998.79
  5. Step 5: Solve for x
    x = 12,485,998.79/3,461.34
  6. Step 6: Final answer
    x = 3,607.27

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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.