Home / 7,011.25-10,516.84-2,331.62

Finding the Fourth Proportional to 7,011.25, 10,516.84 and 2,331.62

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Solution

The fourth proportional to 7,011.25, 10,516.84 and 2,331.62 is: 3,497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.25 : 10,516.84 = 2,331.62 : x
  2. Step 2: Convert to fraction form
    7,011.25/10,516.84 = 2,331.62/x
  3. Step 3: Cross multiply
    7,011.25x = 10,516.84 × 2,331.62
  4. Step 4: Simplify right side
    7,011.25x = 24,521,274.48
  5. Step 5: Solve for x
    x = 24,521,274.48/7,011.25
  6. Step 6: Final answer
    x = 3,497.42

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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.