Home / 7,336.40-10,998.84-5,020.88

Finding the Fourth Proportional to 7,336.40, 10,998.84 and 5,020.88

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Solution

The fourth proportional to 7,336.40, 10,998.84 and 5,020.88 is: 7,527.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.40 : 10,998.84 = 5,020.88 : x
  2. Step 2: Convert to fraction form
    7,336.40/10,998.84 = 5,020.88/x
  3. Step 3: Cross multiply
    7,336.40x = 10,998.84 × 5,020.88
  4. Step 4: Simplify right side
    7,336.40x = 55,223,855.78
  5. Step 5: Solve for x
    x = 55,223,855.78/7,336.40
  6. Step 6: Final answer
    x = 7,527.38

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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.