Home / 11,975.98-16,526.20-6,669.84

Finding the Fourth Proportional to 11,975.98, 16,526.20 and 6,669.84

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Solution

The fourth proportional to 11,975.98, 16,526.20 and 6,669.84 is: 9,204.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975.98 : 16,526.20 = 6,669.84 : x
  2. Step 2: Convert to fraction form
    11,975.98/16,526.20 = 6,669.84/x
  3. Step 3: Cross multiply
    11,975.98x = 16,526.20 × 6,669.84
  4. Step 4: Simplify right side
    11,975.98x = 110,227,109.81
  5. Step 5: Solve for x
    x = 110,227,109.81/11,975.98
  6. Step 6: Final answer
    x = 9,204.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.