Home / 6,119-9,178.86-1,736.06

Finding the Fourth Proportional to 6,119, 9,178.86 and 1,736.06

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Solution

The fourth proportional to 6,119, 9,178.86 and 1,736.06 is: 2,604.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119 : 9,178.86 = 1,736.06 : x
  2. Step 2: Convert to fraction form
    6,119/9,178.86 = 1,736.06/x
  3. Step 3: Cross multiply
    6,119x = 9,178.86 × 1,736.06
  4. Step 4: Simplify right side
    6,119x = 15,935,051.69
  5. Step 5: Solve for x
    x = 15,935,051.69/6,119
  6. Step 6: Final answer
    x = 2,604.19

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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.