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Finding the Fourth Proportional to 5,257.41, 7,890.02 and 2,484.93

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Solution

The fourth proportional to 5,257.41, 7,890.02 and 2,484.93 is: 3,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.41 : 7,890.02 = 2,484.93 : x
  2. Step 2: Convert to fraction form
    5,257.41/7,890.02 = 2,484.93/x
  3. Step 3: Cross multiply
    5,257.41x = 7,890.02 × 2,484.93
  4. Step 4: Simplify right side
    5,257.41x = 19,606,147.40
  5. Step 5: Solve for x
    x = 19,606,147.40/5,257.41
  6. Step 6: Final answer
    x = 3,729.24

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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.