Home / 2,688.37-4,032.52-1,046.07

Finding the Fourth Proportional to 2,688.37, 4,032.52 and 1,046.07

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Solution

The fourth proportional to 2,688.37, 4,032.52 and 1,046.07 is: 1,569.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688.37 : 4,032.52 = 1,046.07 : x
  2. Step 2: Convert to fraction form
    2,688.37/4,032.52 = 1,046.07/x
  3. Step 3: Cross multiply
    2,688.37x = 4,032.52 × 1,046.07
  4. Step 4: Simplify right side
    2,688.37x = 4,218,295.58
  5. Step 5: Solve for x
    x = 4,218,295.58/2,688.37
  6. Step 6: Final answer
    x = 1,569.09

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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.