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Finding the Fourth Proportional to 8,035.15, 12,043.33 and 4,916.63

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Solution

The fourth proportional to 8,035.15, 12,043.33 and 4,916.63 is: 7,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,035.15 : 12,043.33 = 4,916.63 : x
  2. Step 2: Convert to fraction form
    8,035.15/12,043.33 = 4,916.63/x
  3. Step 3: Cross multiply
    8,035.15x = 12,043.33 × 4,916.63
  4. Step 4: Simplify right side
    8,035.15x = 59,212,643.05
  5. Step 5: Solve for x
    x = 59,212,643.05/8,035.15
  6. Step 6: Final answer
    x = 7,369.20

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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.