Home / 7,320.07-10,099.17-4,132.97

Finding the Fourth Proportional to 7,320.07, 10,099.17 and 4,132.97

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Solution

The fourth proportional to 7,320.07, 10,099.17 and 4,132.97 is: 5,702.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.07 : 10,099.17 = 4,132.97 : x
  2. Step 2: Convert to fraction form
    7,320.07/10,099.17 = 4,132.97/x
  3. Step 3: Cross multiply
    7,320.07x = 10,099.17 × 4,132.97
  4. Step 4: Simplify right side
    7,320.07x = 41,739,516.14
  5. Step 5: Solve for x
    x = 41,739,516.14/7,320.07
  6. Step 6: Final answer
    x = 5,702.07

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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.