Home / 11,211.08-16,813.04-4,970.97

Finding the Fourth Proportional to 11,211.08, 16,813.04 and 4,970.97

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Solution

The fourth proportional to 11,211.08, 16,813.04 and 4,970.97 is: 7,454.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211.08 : 16,813.04 = 4,970.97 : x
  2. Step 2: Convert to fraction form
    11,211.08/16,813.04 = 4,970.97/x
  3. Step 3: Cross multiply
    11,211.08x = 16,813.04 × 4,970.97
  4. Step 4: Simplify right side
    11,211.08x = 83,577,092.59
  5. Step 5: Solve for x
    x = 83,577,092.59/11,211.08
  6. Step 6: Final answer
    x = 7,454.87

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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.