Home / 11,280.04-16,921.04-2,960.02

Finding the Fourth Proportional to 11,280.04, 16,921.04 and 2,960.02

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Solution

The fourth proportional to 11,280.04, 16,921.04 and 2,960.02 is: 4,440.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.04 : 16,921.04 = 2,960.02 : x
  2. Step 2: Convert to fraction form
    11,280.04/16,921.04 = 2,960.02/x
  3. Step 3: Cross multiply
    11,280.04x = 16,921.04 × 2,960.02
  4. Step 4: Simplify right side
    11,280.04x = 50,086,616.82
  5. Step 5: Solve for x
    x = 50,086,616.82/11,280.04
  6. Step 6: Final answer
    x = 4,440.29

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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.