Home / 5,424.93-8,137.40-1,529.73

Finding the Fourth Proportional to 5,424.93, 8,137.40 and 1,529.73

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Solution

The fourth proportional to 5,424.93, 8,137.40 and 1,529.73 is: 2,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.93 : 8,137.40 = 1,529.73 : x
  2. Step 2: Convert to fraction form
    5,424.93/8,137.40 = 1,529.73/x
  3. Step 3: Cross multiply
    5,424.93x = 8,137.40 × 1,529.73
  4. Step 4: Simplify right side
    5,424.93x = 12,448,017.25
  5. Step 5: Solve for x
    x = 12,448,017.25/5,424.93
  6. Step 6: Final answer
    x = 2,294.60

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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.