Home / 5,444.91-7,516.27-3,678.90

Finding the Fourth Proportional to 5,444.91, 7,516.27 and 3,678.90

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Solution

The fourth proportional to 5,444.91, 7,516.27 and 3,678.90 is: 5,078.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.91 : 7,516.27 = 3,678.90 : x
  2. Step 2: Convert to fraction form
    5,444.91/7,516.27 = 3,678.90/x
  3. Step 3: Cross multiply
    5,444.91x = 7,516.27 × 3,678.90
  4. Step 4: Simplify right side
    5,444.91x = 27,651,624.84
  5. Step 5: Solve for x
    x = 27,651,624.84/5,444.91
  6. Step 6: Final answer
    x = 5,078.44

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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.