Home / 3,311.37-4,966.52-1,230.89

Finding the Fourth Proportional to 3,311.37, 4,966.52 and 1,230.89

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Solution

The fourth proportional to 3,311.37, 4,966.52 and 1,230.89 is: 1,846.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.37 : 4,966.52 = 1,230.89 : x
  2. Step 2: Convert to fraction form
    3,311.37/4,966.52 = 1,230.89/x
  3. Step 3: Cross multiply
    3,311.37x = 4,966.52 × 1,230.89
  4. Step 4: Simplify right side
    3,311.37x = 6,113,208.82
  5. Step 5: Solve for x
    x = 6,113,208.82/3,311.37
  6. Step 6: Final answer
    x = 1,846.13

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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.