Home / 5,780.00-8,672.63-2,449.16

Finding the Fourth Proportional to 5,780.00, 8,672.63 and 2,449.16

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Solution

The fourth proportional to 5,780.00, 8,672.63 and 2,449.16 is: 3,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,780.00 : 8,672.63 = 2,449.16 : x
  2. Step 2: Convert to fraction form
    5,780.00/8,672.63 = 2,449.16/x
  3. Step 3: Cross multiply
    5,780.00x = 8,672.63 × 2,449.16
  4. Step 4: Simplify right side
    5,780.00x = 21,240,602.88
  5. Step 5: Solve for x
    x = 21,240,602.88/5,780.00
  6. Step 6: Final answer
    x = 3,674.85

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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.