Home / 2,430.22-3,353.48-1,435.54

Finding the Fourth Proportional to 2,430.22, 3,353.48 and 1,435.54

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Solution

The fourth proportional to 2,430.22, 3,353.48 and 1,435.54 is: 1,980.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.22 : 3,353.48 = 1,435.54 : x
  2. Step 2: Convert to fraction form
    2,430.22/3,353.48 = 1,435.54/x
  3. Step 3: Cross multiply
    2,430.22x = 3,353.48 × 1,435.54
  4. Step 4: Simplify right side
    2,430.22x = 4,814,054.68
  5. Step 5: Solve for x
    x = 4,814,054.68/2,430.22
  6. Step 6: Final answer
    x = 1,980.91

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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.