Home / 5,852.20-8,777.76-1,956.64

Finding the Fourth Proportional to 5,852.20, 8,777.76 and 1,956.64

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Solution

The fourth proportional to 5,852.20, 8,777.76 and 1,956.64 is: 2,934.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,852.20 : 8,777.76 = 1,956.64 : x
  2. Step 2: Convert to fraction form
    5,852.20/8,777.76 = 1,956.64/x
  3. Step 3: Cross multiply
    5,852.20x = 8,777.76 × 1,956.64
  4. Step 4: Simplify right side
    5,852.20x = 17,174,916.33
  5. Step 5: Solve for x
    x = 17,174,916.33/5,852.20
  6. Step 6: Final answer
    x = 2,934.78

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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.