Home / 7,313.92-10,095.24-4,330.78

Finding the Fourth Proportional to 7,313.92, 10,095.24 and 4,330.78

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Solution

The fourth proportional to 7,313.92, 10,095.24 and 4,330.78 is: 5,977.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.92 : 10,095.24 = 4,330.78 : x
  2. Step 2: Convert to fraction form
    7,313.92/10,095.24 = 4,330.78/x
  3. Step 3: Cross multiply
    7,313.92x = 10,095.24 × 4,330.78
  4. Step 4: Simplify right side
    7,313.92x = 43,720,263.49
  5. Step 5: Solve for x
    x = 43,720,263.49/7,313.92
  6. Step 6: Final answer
    x = 5,977.68

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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.