Home / 4,631.76-6,391.62-2,535.84

Finding the Fourth Proportional to 4,631.76, 6,391.62 and 2,535.84

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Solution

The fourth proportional to 4,631.76, 6,391.62 and 2,535.84 is: 3,499.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.76 : 6,391.62 = 2,535.84 : x
  2. Step 2: Convert to fraction form
    4,631.76/6,391.62 = 2,535.84/x
  3. Step 3: Cross multiply
    4,631.76x = 6,391.62 × 2,535.84
  4. Step 4: Simplify right side
    4,631.76x = 16,208,125.66
  5. Step 5: Solve for x
    x = 16,208,125.66/4,631.76
  6. Step 6: Final answer
    x = 3,499.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.