Home / 3,409.64-4,701.76-2,700.35

Finding the Fourth Proportional to 3,409.64, 4,701.76 and 2,700.35

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Solution

The fourth proportional to 3,409.64, 4,701.76 and 2,700.35 is: 3,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.64 : 4,701.76 = 2,700.35 : x
  2. Step 2: Convert to fraction form
    3,409.64/4,701.76 = 2,700.35/x
  3. Step 3: Cross multiply
    3,409.64x = 4,701.76 × 2,700.35
  4. Step 4: Simplify right side
    3,409.64x = 12,696,402.62
  5. Step 5: Solve for x
    x = 12,696,402.62/3,409.64
  6. Step 6: Final answer
    x = 3,723.68

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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.