Home / 2,956.36-4,434.54-1,639.49

Finding the Fourth Proportional to 2,956.36, 4,434.54 and 1,639.49

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Solution

The fourth proportional to 2,956.36, 4,434.54 and 1,639.49 is: 2,459.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.36 : 4,434.54 = 1,639.49 : x
  2. Step 2: Convert to fraction form
    2,956.36/4,434.54 = 1,639.49/x
  3. Step 3: Cross multiply
    2,956.36x = 4,434.54 × 1,639.49
  4. Step 4: Simplify right side
    2,956.36x = 7,270,383.98
  5. Step 5: Solve for x
    x = 7,270,383.98/2,956.36
  6. Step 6: Final answer
    x = 2,459.24

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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.