Home / 7,318.52-10,099.57-4,132.50

Finding the Fourth Proportional to 7,318.52, 10,099.57 and 4,132.50

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Solution

The fourth proportional to 7,318.52, 10,099.57 and 4,132.50 is: 5,702.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.52 : 10,099.57 = 4,132.50 : x
  2. Step 2: Convert to fraction form
    7,318.52/10,099.57 = 4,132.50/x
  3. Step 3: Cross multiply
    7,318.52x = 10,099.57 × 4,132.50
  4. Step 4: Simplify right side
    7,318.52x = 41,736,473.03
  5. Step 5: Solve for x
    x = 41,736,473.03/7,318.52
  6. Step 6: Final answer
    x = 5,702.86

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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.