Home / 5,500.16-8,252.40-2,420

Finding the Fourth Proportional to 5,500.16, 8,252.40 and 2,420

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Solution

The fourth proportional to 5,500.16, 8,252.40 and 2,420 is: 3,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.16 : 8,252.40 = 2,420 : x
  2. Step 2: Convert to fraction form
    5,500.16/8,252.40 = 2,420/x
  3. Step 3: Cross multiply
    5,500.16x = 8,252.40 × 2,420
  4. Step 4: Simplify right side
    5,500.16x = 19,970,808
  5. Step 5: Solve for x
    x = 19,970,808/5,500.16
  6. Step 6: Final answer
    x = 3,630.95

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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.