Home / 7,011.28-10,516.92-2,394.28

Finding the Fourth Proportional to 7,011.28, 10,516.92 and 2,394.28

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Solution

The fourth proportional to 7,011.28, 10,516.92 and 2,394.28 is: 3,591.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.28 : 10,516.92 = 2,394.28 : x
  2. Step 2: Convert to fraction form
    7,011.28/10,516.92 = 2,394.28/x
  3. Step 3: Cross multiply
    7,011.28x = 10,516.92 × 2,394.28
  4. Step 4: Simplify right side
    7,011.28x = 25,180,451.22
  5. Step 5: Solve for x
    x = 25,180,451.22/7,011.28
  6. Step 6: Final answer
    x = 3,591.42

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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.