Home / 4,318.45-5,958.63-2,429.78

Finding the Fourth Proportional to 4,318.45, 5,958.63 and 2,429.78

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Solution

The fourth proportional to 4,318.45, 5,958.63 and 2,429.78 is: 3,352.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.45 : 5,958.63 = 2,429.78 : x
  2. Step 2: Convert to fraction form
    4,318.45/5,958.63 = 2,429.78/x
  3. Step 3: Cross multiply
    4,318.45x = 5,958.63 × 2,429.78
  4. Step 4: Simplify right side
    4,318.45x = 14,478,130.21
  5. Step 5: Solve for x
    x = 14,478,130.21/4,318.45
  6. Step 6: Final answer
    x = 3,352.62

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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.