Home / 2,606.19-3,909.45-962.85

Finding the Fourth Proportional to 2,606.19, 3,909.45 and 962.85

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Solution

The fourth proportional to 2,606.19, 3,909.45 and 962.85 is: 1,444.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606.19 : 3,909.45 = 962.85 : x
  2. Step 2: Convert to fraction form
    2,606.19/3,909.45 = 962.85/x
  3. Step 3: Cross multiply
    2,606.19x = 3,909.45 × 962.85
  4. Step 4: Simplify right side
    2,606.19x = 3,764,213.93
  5. Step 5: Solve for x
    x = 3,764,213.93/2,606.19
  6. Step 6: Final answer
    x = 1,444.34

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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.