Home / 10,988.84-16,483.11-2,668.94

Finding the Fourth Proportional to 10,988.84, 16,483.11 and 2,668.94

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Solution

The fourth proportional to 10,988.84, 16,483.11 and 2,668.94 is: 4,003.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988.84 : 16,483.11 = 2,668.94 : x
  2. Step 2: Convert to fraction form
    10,988.84/16,483.11 = 2,668.94/x
  3. Step 3: Cross multiply
    10,988.84x = 16,483.11 × 2,668.94
  4. Step 4: Simplify right side
    10,988.84x = 43,992,349.19
  5. Step 5: Solve for x
    x = 43,992,349.19/10,988.84
  6. Step 6: Final answer
    x = 4,003.37

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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.