Home / 11,126.79-16,692.45-4,553.52

Finding the Fourth Proportional to 11,126.79, 16,692.45 and 4,553.52

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Solution

The fourth proportional to 11,126.79, 16,692.45 and 4,553.52 is: 6,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.79 : 16,692.45 = 4,553.52 : x
  2. Step 2: Convert to fraction form
    11,126.79/16,692.45 = 4,553.52/x
  3. Step 3: Cross multiply
    11,126.79x = 16,692.45 × 4,553.52
  4. Step 4: Simplify right side
    11,126.79x = 76,009,404.92
  5. Step 5: Solve for x
    x = 76,009,404.92/11,126.79
  6. Step 6: Final answer
    x = 6,831.21

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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.