Home / 7,240.84-10,816.34-5,250.67

Finding the Fourth Proportional to 7,240.84, 10,816.34 and 5,250.67

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Solution

The fourth proportional to 7,240.84, 10,816.34 and 5,250.67 is: 7,843.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.84 : 10,816.34 = 5,250.67 : x
  2. Step 2: Convert to fraction form
    7,240.84/10,816.34 = 5,250.67/x
  3. Step 3: Cross multiply
    7,240.84x = 10,816.34 × 5,250.67
  4. Step 4: Simplify right side
    7,240.84x = 56,793,019.21
  5. Step 5: Solve for x
    x = 56,793,019.21/7,240.84
  6. Step 6: Final answer
    x = 7,843.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.