Home / 5,871.59-8,103.63-3,634.19

Finding the Fourth Proportional to 5,871.59, 8,103.63 and 3,634.19

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Solution

The fourth proportional to 5,871.59, 8,103.63 and 3,634.19 is: 5,015.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.59 : 8,103.63 = 3,634.19 : x
  2. Step 2: Convert to fraction form
    5,871.59/8,103.63 = 3,634.19/x
  3. Step 3: Cross multiply
    5,871.59x = 8,103.63 × 3,634.19
  4. Step 4: Simplify right side
    5,871.59x = 29,450,131.11
  5. Step 5: Solve for x
    x = 29,450,131.11/5,871.59
  6. Step 6: Final answer
    x = 5,015.70

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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.