Home / 4,631.69-6,391.88-2,535.81

Finding the Fourth Proportional to 4,631.69, 6,391.88 and 2,535.81

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Solution

The fourth proportional to 4,631.69, 6,391.88 and 2,535.81 is: 3,499.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.69 : 6,391.88 = 2,535.81 : x
  2. Step 2: Convert to fraction form
    4,631.69/6,391.88 = 2,535.81/x
  3. Step 3: Cross multiply
    4,631.69x = 6,391.88 × 2,535.81
  4. Step 4: Simplify right side
    4,631.69x = 16,208,580.54
  5. Step 5: Solve for x
    x = 16,208,580.54/4,631.69
  6. Step 6: Final answer
    x = 3,499.50

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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.