Home / 2,517.36-3,777.28-1,684.96

Finding the Fourth Proportional to 2,517.36, 3,777.28 and 1,684.96

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Solution

The fourth proportional to 2,517.36, 3,777.28 and 1,684.96 is: 2,528.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.36 : 3,777.28 = 1,684.96 : x
  2. Step 2: Convert to fraction form
    2,517.36/3,777.28 = 1,684.96/x
  3. Step 3: Cross multiply
    2,517.36x = 3,777.28 × 1,684.96
  4. Step 4: Simplify right side
    2,517.36x = 6,364,565.71
  5. Step 5: Solve for x
    x = 6,364,565.71/2,517.36
  6. Step 6: Final answer
    x = 2,528.27

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1.5x scale

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.