Home / 4,688.29-6,463.42-3,626.38

Finding the Fourth Proportional to 4,688.29, 6,463.42 and 3,626.38

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Solution

The fourth proportional to 4,688.29, 6,463.42 and 3,626.38 is: 4,999.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.29 : 6,463.42 = 3,626.38 : x
  2. Step 2: Convert to fraction form
    4,688.29/6,463.42 = 3,626.38/x
  3. Step 3: Cross multiply
    4,688.29x = 6,463.42 × 3,626.38
  4. Step 4: Simplify right side
    4,688.29x = 23,438,817.02
  5. Step 5: Solve for x
    x = 23,438,817.02/4,688.29
  6. Step 6: Final answer
    x = 4,999.44

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1.5x scale

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.