Home / 10,988.48-16,483.84-3,197.44

Finding the Fourth Proportional to 10,988.48, 16,483.84 and 3,197.44

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Solution

The fourth proportional to 10,988.48, 16,483.84 and 3,197.44 is: 4,796.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988.48 : 16,483.84 = 3,197.44 : x
  2. Step 2: Convert to fraction form
    10,988.48/16,483.84 = 3,197.44/x
  3. Step 3: Cross multiply
    10,988.48x = 16,483.84 × 3,197.44
  4. Step 4: Simplify right side
    10,988.48x = 52,706,089.37
  5. Step 5: Solve for x
    x = 52,706,089.37/10,988.48
  6. Step 6: Final answer
    x = 4,796.49

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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.