Home / 3,235.52-4,455.36-3,162.88

Finding the Fourth Proportional to 3,235.52, 4,455.36 and 3,162.88

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Solution

The fourth proportional to 3,235.52, 4,455.36 and 3,162.88 is: 4,355.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.52 : 4,455.36 = 3,162.88 : x
  2. Step 2: Convert to fraction form
    3,235.52/4,455.36 = 3,162.88/x
  3. Step 3: Cross multiply
    3,235.52x = 4,455.36 × 3,162.88
  4. Step 4: Simplify right side
    3,235.52x = 14,091,769.04
  5. Step 5: Solve for x
    x = 14,091,769.04/3,235.52
  6. Step 6: Final answer
    x = 4,355.33

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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.