Home / 3,455.31-4,767.66-1,962.83

Finding the Fourth Proportional to 3,455.31, 4,767.66 and 1,962.83

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Solution

The fourth proportional to 3,455.31, 4,767.66 and 1,962.83 is: 2,708.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.31 : 4,767.66 = 1,962.83 : x
  2. Step 2: Convert to fraction form
    3,455.31/4,767.66 = 1,962.83/x
  3. Step 3: Cross multiply
    3,455.31x = 4,767.66 × 1,962.83
  4. Step 4: Simplify right side
    3,455.31x = 9,358,118.00
  5. Step 5: Solve for x
    x = 9,358,118.00/3,455.31
  6. Step 6: Final answer
    x = 2,708.33

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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.