Home / 2,910.30-4,365.91-962.96

Finding the Fourth Proportional to 2,910.30, 4,365.91 and 962.96

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Solution

The fourth proportional to 2,910.30, 4,365.91 and 962.96 is: 1,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.30 : 4,365.91 = 962.96 : x
  2. Step 2: Convert to fraction form
    2,910.30/4,365.91 = 962.96/x
  3. Step 3: Cross multiply
    2,910.30x = 4,365.91 × 962.96
  4. Step 4: Simplify right side
    2,910.30x = 4,204,215.61
  5. Step 5: Solve for x
    x = 4,204,215.61/2,910.30
  6. Step 6: Final answer
    x = 1,444.60

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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.