Home / 5,246.46-7,238.16-3,006.81

Finding the Fourth Proportional to 5,246.46, 7,238.16 and 3,006.81

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Solution

The fourth proportional to 5,246.46, 7,238.16 and 3,006.81 is: 4,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.46 : 7,238.16 = 3,006.81 : x
  2. Step 2: Convert to fraction form
    5,246.46/7,238.16 = 3,006.81/x
  3. Step 3: Cross multiply
    5,246.46x = 7,238.16 × 3,006.81
  4. Step 4: Simplify right side
    5,246.46x = 21,763,771.87
  5. Step 5: Solve for x
    x = 21,763,771.87/5,246.46
  6. Step 6: Final answer
    x = 4,148.28

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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.