Home / 2,430.52-3,353.73-1,435.43

Finding the Fourth Proportional to 2,430.52, 3,353.73 and 1,435.43

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Solution

The fourth proportional to 2,430.52, 3,353.73 and 1,435.43 is: 1,980.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.52 : 3,353.73 = 1,435.43 : x
  2. Step 2: Convert to fraction form
    2,430.52/3,353.73 = 1,435.43/x
  3. Step 3: Cross multiply
    2,430.52x = 3,353.73 × 1,435.43
  4. Step 4: Simplify right side
    2,430.52x = 4,814,044.65
  5. Step 5: Solve for x
    x = 4,814,044.65/2,430.52
  6. Step 6: Final answer
    x = 1,980.66

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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.