Home / 3,261.17-4,497.10-2,790.63

Finding the Fourth Proportional to 3,261.17, 4,497.10 and 2,790.63

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Solution

The fourth proportional to 3,261.17, 4,497.10 and 2,790.63 is: 3,848.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.17 : 4,497.10 = 2,790.63 : x
  2. Step 2: Convert to fraction form
    3,261.17/4,497.10 = 2,790.63/x
  3. Step 3: Cross multiply
    3,261.17x = 4,497.10 × 2,790.63
  4. Step 4: Simplify right side
    3,261.17x = 12,549,719.69
  5. Step 5: Solve for x
    x = 12,549,719.69/3,261.17
  6. Step 6: Final answer
    x = 3,848.23

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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.