Home / 2,957.52-4,435.64-1,642.56

Finding the Fourth Proportional to 2,957.52, 4,435.64 and 1,642.56

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Solution

The fourth proportional to 2,957.52, 4,435.64 and 1,642.56 is: 2,463.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.52 : 4,435.64 = 1,642.56 : x
  2. Step 2: Convert to fraction form
    2,957.52/4,435.64 = 1,642.56/x
  3. Step 3: Cross multiply
    2,957.52x = 4,435.64 × 1,642.56
  4. Step 4: Simplify right side
    2,957.52x = 7,285,804.84
  5. Step 5: Solve for x
    x = 7,285,804.84/2,957.52
  6. Step 6: Final answer
    x = 2,463.48

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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.