Home / 1,772.02-2,444.61-1,324.90

Finding the Fourth Proportional to 1,772.02, 2,444.61 and 1,324.90

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Solution

The fourth proportional to 1,772.02, 2,444.61 and 1,324.90 is: 1,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.02 : 2,444.61 = 1,324.90 : x
  2. Step 2: Convert to fraction form
    1,772.02/2,444.61 = 1,324.90/x
  3. Step 3: Cross multiply
    1,772.02x = 2,444.61 × 1,324.90
  4. Step 4: Simplify right side
    1,772.02x = 3,238,863.79
  5. Step 5: Solve for x
    x = 3,238,863.79/1,772.02
  6. Step 6: Final answer
    x = 1,827.78

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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.