Home / 7,318.92-10,099.71-4,335.03

Finding the Fourth Proportional to 7,318.92, 10,099.71 and 4,335.03

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Solution

The fourth proportional to 7,318.92, 10,099.71 and 4,335.03 is: 5,982.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.92 : 10,099.71 = 4,335.03 : x
  2. Step 2: Convert to fraction form
    7,318.92/10,099.71 = 4,335.03/x
  3. Step 3: Cross multiply
    7,318.92x = 10,099.71 × 4,335.03
  4. Step 4: Simplify right side
    7,318.92x = 43,782,545.84
  5. Step 5: Solve for x
    x = 43,782,545.84/7,318.92
  6. Step 6: Final answer
    x = 5,982.10

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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.