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Finding the Fourth Proportional to 5,154.93, 7,717.68 and 4,827.98

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Solution

The fourth proportional to 5,154.93, 7,717.68 and 4,827.98 is: 7,228.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.93 : 7,717.68 = 4,827.98 : x
  2. Step 2: Convert to fraction form
    5,154.93/7,717.68 = 4,827.98/x
  3. Step 3: Cross multiply
    5,154.93x = 7,717.68 × 4,827.98
  4. Step 4: Simplify right side
    5,154.93x = 37,260,823.98
  5. Step 5: Solve for x
    x = 37,260,823.98/5,154.93
  6. Step 6: Final answer
    x = 7,228.19

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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.