Home / 5,838.79-8,057.55-3,186.25

Finding the Fourth Proportional to 5,838.79, 8,057.55 and 3,186.25

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Solution

The fourth proportional to 5,838.79, 8,057.55 and 3,186.25 is: 4,397.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.79 : 8,057.55 = 3,186.25 : x
  2. Step 2: Convert to fraction form
    5,838.79/8,057.55 = 3,186.25/x
  3. Step 3: Cross multiply
    5,838.79x = 8,057.55 × 3,186.25
  4. Step 4: Simplify right side
    5,838.79x = 25,673,368.69
  5. Step 5: Solve for x
    x = 25,673,368.69/5,838.79
  6. Step 6: Final answer
    x = 4,397.04

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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.