Home / 11,330.16-16,997.66-4,752.55

Finding the Fourth Proportional to 11,330.16, 16,997.66 and 4,752.55

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Solution

The fourth proportional to 11,330.16, 16,997.66 and 4,752.55 is: 7,129.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.16 : 16,997.66 = 4,752.55 : x
  2. Step 2: Convert to fraction form
    11,330.16/16,997.66 = 4,752.55/x
  3. Step 3: Cross multiply
    11,330.16x = 16,997.66 × 4,752.55
  4. Step 4: Simplify right side
    11,330.16x = 80,782,240.91
  5. Step 5: Solve for x
    x = 80,782,240.91/11,330.16
  6. Step 6: Final answer
    x = 7,129.84

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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.