Home / 4,910.79-7,365.15-1,623.14

Finding the Fourth Proportional to 4,910.79, 7,365.15 and 1,623.14

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Solution

The fourth proportional to 4,910.79, 7,365.15 and 1,623.14 is: 2,434.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.79 : 7,365.15 = 1,623.14 : x
  2. Step 2: Convert to fraction form
    4,910.79/7,365.15 = 1,623.14/x
  3. Step 3: Cross multiply
    4,910.79x = 7,365.15 × 1,623.14
  4. Step 4: Simplify right side
    4,910.79x = 11,954,669.57
  5. Step 5: Solve for x
    x = 11,954,669.57/4,910.79
  6. Step 6: Final answer
    x = 2,434.37

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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.