Home / 5,357.12-8,039.01-2,584.08

Finding the Fourth Proportional to 5,357.12, 8,039.01 and 2,584.08

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Solution

The fourth proportional to 5,357.12, 8,039.01 and 2,584.08 is: 3,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.12 : 8,039.01 = 2,584.08 : x
  2. Step 2: Convert to fraction form
    5,357.12/8,039.01 = 2,584.08/x
  3. Step 3: Cross multiply
    5,357.12x = 8,039.01 × 2,584.08
  4. Step 4: Simplify right side
    5,357.12x = 20,773,444.96
  5. Step 5: Solve for x
    x = 20,773,444.96/5,357.12
  6. Step 6: Final answer
    x = 3,877.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.