Home / 7,076.16-10,614.96-2,917.92

Finding the Fourth Proportional to 7,076.16, 10,614.96 and 2,917.92

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Solution

The fourth proportional to 7,076.16, 10,614.96 and 2,917.92 is: 4,377.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076.16 : 10,614.96 = 2,917.92 : x
  2. Step 2: Convert to fraction form
    7,076.16/10,614.96 = 2,917.92/x
  3. Step 3: Cross multiply
    7,076.16x = 10,614.96 × 2,917.92
  4. Step 4: Simplify right side
    7,076.16x = 30,973,604.08
  5. Step 5: Solve for x
    x = 30,973,604.08/7,076.16
  6. Step 6: Final answer
    x = 4,377.18

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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.