Home / 4,154.14-6,230.15-1,231.77

Finding the Fourth Proportional to 4,154.14, 6,230.15 and 1,231.77

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Solution

The fourth proportional to 4,154.14, 6,230.15 and 1,231.77 is: 1,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.14 : 6,230.15 = 1,231.77 : x
  2. Step 2: Convert to fraction form
    4,154.14/6,230.15 = 1,231.77/x
  3. Step 3: Cross multiply
    4,154.14x = 6,230.15 × 1,231.77
  4. Step 4: Simplify right side
    4,154.14x = 7,674,111.87
  5. Step 5: Solve for x
    x = 7,674,111.87/4,154.14
  6. Step 6: Final answer
    x = 1,847.34

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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.