Home / 2,911.24-4,366.86-962.92

Finding the Fourth Proportional to 2,911.24, 4,366.86 and 962.92

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Solution

The fourth proportional to 2,911.24, 4,366.86 and 962.92 is: 1,444.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.24 : 4,366.86 = 962.92 : x
  2. Step 2: Convert to fraction form
    2,911.24/4,366.86 = 962.92/x
  3. Step 3: Cross multiply
    2,911.24x = 4,366.86 × 962.92
  4. Step 4: Simplify right side
    2,911.24x = 4,204,936.83
  5. Step 5: Solve for x
    x = 4,204,936.83/2,911.24
  6. Step 6: Final answer
    x = 1,444.38

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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.