Home / 11,051.70-16,577.55-4,126.20

Finding the Fourth Proportional to 11,051.70, 16,577.55 and 4,126.20

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Solution

The fourth proportional to 11,051.70, 16,577.55 and 4,126.20 is: 6,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.70 : 16,577.55 = 4,126.20 : x
  2. Step 2: Convert to fraction form
    11,051.70/16,577.55 = 4,126.20/x
  3. Step 3: Cross multiply
    11,051.70x = 16,577.55 × 4,126.20
  4. Step 4: Simplify right side
    11,051.70x = 68,402,286.81
  5. Step 5: Solve for x
    x = 68,402,286.81/11,051.70
  6. Step 6: Final answer
    x = 6,189.30

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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.