Home / 2,430.14-3,645.37-1,649.81

Finding the Fourth Proportional to 2,430.14, 3,645.37 and 1,649.81

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Solution

The fourth proportional to 2,430.14, 3,645.37 and 1,649.81 is: 2,474.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.14 : 3,645.37 = 1,649.81 : x
  2. Step 2: Convert to fraction form
    2,430.14/3,645.37 = 1,649.81/x
  3. Step 3: Cross multiply
    2,430.14x = 3,645.37 × 1,649.81
  4. Step 4: Simplify right side
    2,430.14x = 6,014,172.87
  5. Step 5: Solve for x
    x = 6,014,172.87/2,430.14
  6. Step 6: Final answer
    x = 2,474.82

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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.