Home / 3,560.15-4,912.91-1,966.83

Finding the Fourth Proportional to 3,560.15, 4,912.91 and 1,966.83

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Solution

The fourth proportional to 3,560.15, 4,912.91 and 1,966.83 is: 2,714.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.15 : 4,912.91 = 1,966.83 : x
  2. Step 2: Convert to fraction form
    3,560.15/4,912.91 = 1,966.83/x
  3. Step 3: Cross multiply
    3,560.15x = 4,912.91 × 1,966.83
  4. Step 4: Simplify right side
    3,560.15x = 9,662,858.78
  5. Step 5: Solve for x
    x = 9,662,858.78/3,560.15
  6. Step 6: Final answer
    x = 2,714.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.