Home / 5,838.30-8,056.77-3,185.71

Finding the Fourth Proportional to 5,838.30, 8,056.77 and 3,185.71

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Solution

The fourth proportional to 5,838.30, 8,056.77 and 3,185.71 is: 4,396.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.30 : 8,056.77 = 3,185.71 : x
  2. Step 2: Convert to fraction form
    5,838.30/8,056.77 = 3,185.71/x
  3. Step 3: Cross multiply
    5,838.30x = 8,056.77 × 3,185.71
  4. Step 4: Simplify right side
    5,838.30x = 25,666,532.76
  5. Step 5: Solve for x
    x = 25,666,532.76/5,838.30
  6. Step 6: Final answer
    x = 4,396.23

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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.