Home / 5,957.80-8,221.64-3,305.16

Finding the Fourth Proportional to 5,957.80, 8,221.64 and 3,305.16

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Solution

The fourth proportional to 5,957.80, 8,221.64 and 3,305.16 is: 4,561.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,957.80 : 8,221.64 = 3,305.16 : x
  2. Step 2: Convert to fraction form
    5,957.80/8,221.64 = 3,305.16/x
  3. Step 3: Cross multiply
    5,957.80x = 8,221.64 × 3,305.16
  4. Step 4: Simplify right side
    5,957.80x = 27,173,819.14
  5. Step 5: Solve for x
    x = 27,173,819.14/5,957.80
  6. Step 6: Final answer
    x = 4,561.05

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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.