Home / 11,010.30-16,496.55-5,154.90

Finding the Fourth Proportional to 11,010.30, 16,496.55 and 5,154.90

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Solution

The fourth proportional to 11,010.30, 16,496.55 and 5,154.90 is: 7,723.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.30 : 16,496.55 = 5,154.90 : x
  2. Step 2: Convert to fraction form
    11,010.30/16,496.55 = 5,154.90/x
  3. Step 3: Cross multiply
    11,010.30x = 16,496.55 × 5,154.90
  4. Step 4: Simplify right side
    11,010.30x = 85,038,065.60
  5. Step 5: Solve for x
    x = 85,038,065.60/11,010.30
  6. Step 6: Final answer
    x = 7,723.50

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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.