Home / 4,308.49-5,945.29-2,419.64

Finding the Fourth Proportional to 4,308.49, 5,945.29 and 2,419.64

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Solution

The fourth proportional to 4,308.49, 5,945.29 and 2,419.64 is: 3,338.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.49 : 5,945.29 = 2,419.64 : x
  2. Step 2: Convert to fraction form
    4,308.49/5,945.29 = 2,419.64/x
  3. Step 3: Cross multiply
    4,308.49x = 5,945.29 × 2,419.64
  4. Step 4: Simplify right side
    4,308.49x = 14,385,454.82
  5. Step 5: Solve for x
    x = 14,385,454.82/4,308.49
  6. Step 6: Final answer
    x = 3,338.87

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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.