Home / 4,313.52-6,465.42-2,123.79

Finding the Fourth Proportional to 4,313.52, 6,465.42 and 2,123.79

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Solution

The fourth proportional to 4,313.52, 6,465.42 and 2,123.79 is: 3,183.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.52 : 6,465.42 = 2,123.79 : x
  2. Step 2: Convert to fraction form
    4,313.52/6,465.42 = 2,123.79/x
  3. Step 3: Cross multiply
    4,313.52x = 6,465.42 × 2,123.79
  4. Step 4: Simplify right side
    4,313.52x = 13,731,170.10
  5. Step 5: Solve for x
    x = 13,731,170.10/4,313.52
  6. Step 6: Final answer
    x = 3,183.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.