Home / 7,520.04-11,267.28-5,318

Finding the Fourth Proportional to 7,520.04, 11,267.28 and 5,318

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Solution

The fourth proportional to 7,520.04, 11,267.28 and 5,318 is: 7,967.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.04 : 11,267.28 = 5,318 : x
  2. Step 2: Convert to fraction form
    7,520.04/11,267.28 = 5,318/x
  3. Step 3: Cross multiply
    7,520.04x = 11,267.28 × 5,318
  4. Step 4: Simplify right side
    7,520.04x = 59,919,395.04
  5. Step 5: Solve for x
    x = 59,919,395.04/7,520.04
  6. Step 6: Final answer
    x = 7,967.96

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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.