Home / 7,516.62-10,371.42-4,720.50

Finding the Fourth Proportional to 7,516.62, 10,371.42 and 4,720.50

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Solution

The fourth proportional to 7,516.62, 10,371.42 and 4,720.50 is: 6,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.62 : 10,371.42 = 4,720.50 : x
  2. Step 2: Convert to fraction form
    7,516.62/10,371.42 = 4,720.50/x
  3. Step 3: Cross multiply
    7,516.62x = 10,371.42 × 4,720.50
  4. Step 4: Simplify right side
    7,516.62x = 48,958,288.11
  5. Step 5: Solve for x
    x = 48,958,288.11/7,516.62
  6. Step 6: Final answer
    x = 6,513.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.