Home / 7,316.92-10,099.38-4,333.78

Finding the Fourth Proportional to 7,316.92, 10,099.38 and 4,333.78

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Solution

The fourth proportional to 7,316.92, 10,099.38 and 4,333.78 is: 5,981.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.92 : 10,099.38 = 4,333.78 : x
  2. Step 2: Convert to fraction form
    7,316.92/10,099.38 = 4,333.78/x
  3. Step 3: Cross multiply
    7,316.92x = 10,099.38 × 4,333.78
  4. Step 4: Simplify right side
    7,316.92x = 43,768,491.06
  5. Step 5: Solve for x
    x = 43,768,491.06/7,316.92
  6. Step 6: Final answer
    x = 5,981.82

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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.