Home / 2,635.79-3,637.75-1,516.70

Finding the Fourth Proportional to 2,635.79, 3,637.75 and 1,516.70

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Solution

The fourth proportional to 2,635.79, 3,637.75 and 1,516.70 is: 2,093.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.79 : 3,637.75 = 1,516.70 : x
  2. Step 2: Convert to fraction form
    2,635.79/3,637.75 = 1,516.70/x
  3. Step 3: Cross multiply
    2,635.79x = 3,637.75 × 1,516.70
  4. Step 4: Simplify right side
    2,635.79x = 5,517,367.84
  5. Step 5: Solve for x
    x = 5,517,367.84/2,635.79
  6. Step 6: Final answer
    x = 2,093.25

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1.5x scale

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.