Home / 11,219.04-16,829.12-4,293

Finding the Fourth Proportional to 11,219.04, 16,829.12 and 4,293

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Solution

The fourth proportional to 11,219.04, 16,829.12 and 4,293 is: 6,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.04 : 16,829.12 = 4,293 : x
  2. Step 2: Convert to fraction form
    11,219.04/16,829.12 = 4,293/x
  3. Step 3: Cross multiply
    11,219.04x = 16,829.12 × 4,293
  4. Step 4: Simplify right side
    11,219.04x = 72,247,412.16
  5. Step 5: Solve for x
    x = 72,247,412.16/11,219.04
  6. Step 6: Final answer
    x = 6,439.71

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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.