Home / 4,689.45-6,468.44-3,694.32

Finding the Fourth Proportional to 4,689.45, 6,468.44 and 3,694.32

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Solution

The fourth proportional to 4,689.45, 6,468.44 and 3,694.32 is: 5,095.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.45 : 6,468.44 = 3,694.32 : x
  2. Step 2: Convert to fraction form
    4,689.45/6,468.44 = 3,694.32/x
  3. Step 3: Cross multiply
    4,689.45x = 6,468.44 × 3,694.32
  4. Step 4: Simplify right side
    4,689.45x = 23,896,468.79
  5. Step 5: Solve for x
    x = 23,896,468.79/4,689.45
  6. Step 6: Final answer
    x = 5,095.79

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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.