Home / 3,254.93-4,490.64-2,656.35

Finding the Fourth Proportional to 3,254.93, 4,490.64 and 2,656.35

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Solution

The fourth proportional to 3,254.93, 4,490.64 and 2,656.35 is: 3,664.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.93 : 4,490.64 = 2,656.35 : x
  2. Step 2: Convert to fraction form
    3,254.93/4,490.64 = 2,656.35/x
  3. Step 3: Cross multiply
    3,254.93x = 4,490.64 × 2,656.35
  4. Step 4: Simplify right side
    3,254.93x = 11,928,714.72
  5. Step 5: Solve for x
    x = 11,928,714.72/3,254.93
  6. Step 6: Final answer
    x = 3,664.82

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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.