Home / 5,723.12-8,577.74-2,429.30

Finding the Fourth Proportional to 5,723.12, 8,577.74 and 2,429.30

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Solution

The fourth proportional to 5,723.12, 8,577.74 and 2,429.30 is: 3,641.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.12 : 8,577.74 = 2,429.30 : x
  2. Step 2: Convert to fraction form
    5,723.12/8,577.74 = 2,429.30/x
  3. Step 3: Cross multiply
    5,723.12x = 8,577.74 × 2,429.30
  4. Step 4: Simplify right side
    5,723.12x = 20,837,860.89
  5. Step 5: Solve for x
    x = 20,837,860.89/5,723.12
  6. Step 6: Final answer
    x = 3,641.00

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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.