Home / 4,688.72-6,467.39-3,007.46

Finding the Fourth Proportional to 4,688.72, 6,467.39 and 3,007.46

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Solution

The fourth proportional to 4,688.72, 6,467.39 and 3,007.46 is: 4,148.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.72 : 6,467.39 = 3,007.46 : x
  2. Step 2: Convert to fraction form
    4,688.72/6,467.39 = 3,007.46/x
  3. Step 3: Cross multiply
    4,688.72x = 6,467.39 × 3,007.46
  4. Step 4: Simplify right side
    4,688.72x = 19,450,429.99
  5. Step 5: Solve for x
    x = 19,450,429.99/4,688.72
  6. Step 6: Final answer
    x = 4,148.34

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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.