Home / 2,430.36-3,645.54-1,944.36

Finding the Fourth Proportional to 2,430.36, 3,645.54 and 1,944.36

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Solution

The fourth proportional to 2,430.36, 3,645.54 and 1,944.36 is: 2,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.36 : 3,645.54 = 1,944.36 : x
  2. Step 2: Convert to fraction form
    2,430.36/3,645.54 = 1,944.36/x
  3. Step 3: Cross multiply
    2,430.36x = 3,645.54 × 1,944.36
  4. Step 4: Simplify right side
    2,430.36x = 7,088,242.15
  5. Step 5: Solve for x
    x = 7,088,242.15/2,430.36
  6. Step 6: Final answer
    x = 2,916.54

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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.