Home / 5,628.64-8,446.98-2,708.56

Finding the Fourth Proportional to 5,628.64, 8,446.98 and 2,708.56

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Solution

The fourth proportional to 5,628.64, 8,446.98 and 2,708.56 is: 4,064.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.64 : 8,446.98 = 2,708.56 : x
  2. Step 2: Convert to fraction form
    5,628.64/8,446.98 = 2,708.56/x
  3. Step 3: Cross multiply
    5,628.64x = 8,446.98 × 2,708.56
  4. Step 4: Simplify right side
    5,628.64x = 22,879,152.15
  5. Step 5: Solve for x
    x = 22,879,152.15/5,628.64
  6. Step 6: Final answer
    x = 4,064.77

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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.