Home / 5,011.92-7,516.36-1,723.12

Finding the Fourth Proportional to 5,011.92, 7,516.36 and 1,723.12

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Solution

The fourth proportional to 5,011.92, 7,516.36 and 1,723.12 is: 2,584.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.92 : 7,516.36 = 1,723.12 : x
  2. Step 2: Convert to fraction form
    5,011.92/7,516.36 = 1,723.12/x
  3. Step 3: Cross multiply
    5,011.92x = 7,516.36 × 1,723.12
  4. Step 4: Simplify right side
    5,011.92x = 12,951,590.24
  5. Step 5: Solve for x
    x = 12,951,590.24/5,011.92
  6. Step 6: Final answer
    x = 2,584.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.