Home / 4,108.37-6,162.87-1,186.70

Finding the Fourth Proportional to 4,108.37, 6,162.87 and 1,186.70

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Solution

The fourth proportional to 4,108.37, 6,162.87 and 1,186.70 is: 1,780.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.37 : 6,162.87 = 1,186.70 : x
  2. Step 2: Convert to fraction form
    4,108.37/6,162.87 = 1,186.70/x
  3. Step 3: Cross multiply
    4,108.37x = 6,162.87 × 1,186.70
  4. Step 4: Simplify right side
    4,108.37x = 7,313,477.83
  5. Step 5: Solve for x
    x = 7,313,477.83/4,108.37
  6. Step 6: Final answer
    x = 1,780.14

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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.