Home / 5,635.60-8,442.64-3,162.92

Finding the Fourth Proportional to 5,635.60, 8,442.64 and 3,162.92

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Solution

The fourth proportional to 5,635.60, 8,442.64 and 3,162.92 is: 4,738.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.60 : 8,442.64 = 3,162.92 : x
  2. Step 2: Convert to fraction form
    5,635.60/8,442.64 = 3,162.92/x
  3. Step 3: Cross multiply
    5,635.60x = 8,442.64 × 3,162.92
  4. Step 4: Simplify right side
    5,635.60x = 26,703,394.91
  5. Step 5: Solve for x
    x = 26,703,394.91/5,635.60
  6. Step 6: Final answer
    x = 4,738.34

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1.5x scale

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.