Home / 11,000.80-16,501.95-4,427.02

Finding the Fourth Proportional to 11,000.80, 16,501.95 and 4,427.02

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Solution

The fourth proportional to 11,000.80, 16,501.95 and 4,427.02 is: 6,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.80 : 16,501.95 = 4,427.02 : x
  2. Step 2: Convert to fraction form
    11,000.80/16,501.95 = 4,427.02/x
  3. Step 3: Cross multiply
    11,000.80x = 16,501.95 × 4,427.02
  4. Step 4: Simplify right side
    11,000.80x = 73,054,462.69
  5. Step 5: Solve for x
    x = 73,054,462.69/11,000.80
  6. Step 6: Final answer
    x = 6,640.83

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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.