Home / 5,746.60-8,620.14-3,433

Finding the Fourth Proportional to 5,746.60, 8,620.14 and 3,433

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Solution

The fourth proportional to 5,746.60, 8,620.14 and 3,433 is: 5,149.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.60 : 8,620.14 = 3,433 : x
  2. Step 2: Convert to fraction form
    5,746.60/8,620.14 = 3,433/x
  3. Step 3: Cross multiply
    5,746.60x = 8,620.14 × 3,433
  4. Step 4: Simplify right side
    5,746.60x = 29,592,940.62
  5. Step 5: Solve for x
    x = 29,592,940.62/5,746.60
  6. Step 6: Final answer
    x = 5,149.64

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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.