Home / 6,126-9,187.75-1,742.28

Finding the Fourth Proportional to 6,126, 9,187.75 and 1,742.28

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Solution

The fourth proportional to 6,126, 9,187.75 and 1,742.28 is: 2,613.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126 : 9,187.75 = 1,742.28 : x
  2. Step 2: Convert to fraction form
    6,126/9,187.75 = 1,742.28/x
  3. Step 3: Cross multiply
    6,126x = 9,187.75 × 1,742.28
  4. Step 4: Simplify right side
    6,126x = 16,007,633.07
  5. Step 5: Solve for x
    x = 16,007,633.07/6,126
  6. Step 6: Final answer
    x = 2,613.06

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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.