Home / 11,220.95-16,798.82-6,526.64

Finding the Fourth Proportional to 11,220.95, 16,798.82 and 6,526.64

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Solution

The fourth proportional to 11,220.95, 16,798.82 and 6,526.64 is: 9,770.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.95 : 16,798.82 = 6,526.64 : x
  2. Step 2: Convert to fraction form
    11,220.95/16,798.82 = 6,526.64/x
  3. Step 3: Cross multiply
    11,220.95x = 16,798.82 × 6,526.64
  4. Step 4: Simplify right side
    11,220.95x = 109,639,733.94
  5. Step 5: Solve for x
    x = 109,639,733.94/11,220.95
  6. Step 6: Final answer
    x = 9,770.99

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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.