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Finding the Fourth Proportional to 5,256.73, 7,885.92 and 1,559.33

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Solution

The fourth proportional to 5,256.73, 7,885.92 and 1,559.33 is: 2,339.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.73 : 7,885.92 = 1,559.33 : x
  2. Step 2: Convert to fraction form
    5,256.73/7,885.92 = 1,559.33/x
  3. Step 3: Cross multiply
    5,256.73x = 7,885.92 × 1,559.33
  4. Step 4: Simplify right side
    5,256.73x = 12,296,747.62
  5. Step 5: Solve for x
    x = 12,296,747.62/5,256.73
  6. Step 6: Final answer
    x = 2,339.24

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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.