Home / 5,957.51-8,221.75-3,305.21

Finding the Fourth Proportional to 5,957.51, 8,221.75 and 3,305.21

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Solution

The fourth proportional to 5,957.51, 8,221.75 and 3,305.21 is: 4,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,957.51 : 8,221.75 = 3,305.21 : x
  2. Step 2: Convert to fraction form
    5,957.51/8,221.75 = 3,305.21/x
  3. Step 3: Cross multiply
    5,957.51x = 8,221.75 × 3,305.21
  4. Step 4: Simplify right side
    5,957.51x = 27,174,560.95
  5. Step 5: Solve for x
    x = 27,174,560.95/5,957.51
  6. Step 6: Final answer
    x = 4,561.40

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Double scale
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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.