Home / 5,515.72-8,276.94-2,395.16

Finding the Fourth Proportional to 5,515.72, 8,276.94 and 2,395.16

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Solution

The fourth proportional to 5,515.72, 8,276.94 and 2,395.16 is: 3,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.72 : 8,276.94 = 2,395.16 : x
  2. Step 2: Convert to fraction form
    5,515.72/8,276.94 = 2,395.16/x
  3. Step 3: Cross multiply
    5,515.72x = 8,276.94 × 2,395.16
  4. Step 4: Simplify right side
    5,515.72x = 19,824,595.61
  5. Step 5: Solve for x
    x = 19,824,595.61/5,515.72
  6. Step 6: Final answer
    x = 3,594.20

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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.