Home / 2,516.50-3,469.80-1,772.92

Finding the Fourth Proportional to 2,516.50, 3,469.80 and 1,772.92

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Solution

The fourth proportional to 2,516.50, 3,469.80 and 1,772.92 is: 2,444.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.50 : 3,469.80 = 1,772.92 : x
  2. Step 2: Convert to fraction form
    2,516.50/3,469.80 = 1,772.92/x
  3. Step 3: Cross multiply
    2,516.50x = 3,469.80 × 1,772.92
  4. Step 4: Simplify right side
    2,516.50x = 6,151,677.82
  5. Step 5: Solve for x
    x = 6,151,677.82/2,516.50
  6. Step 6: Final answer
    x = 2,444.54

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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.