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Finding the Fourth Proportional to 4,583.02, 6,861.54 and 3,018.31

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Solution

The fourth proportional to 4,583.02, 6,861.54 and 3,018.31 is: 4,518.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,583.02 : 6,861.54 = 3,018.31 : x
  2. Step 2: Convert to fraction form
    4,583.02/6,861.54 = 3,018.31/x
  3. Step 3: Cross multiply
    4,583.02x = 6,861.54 × 3,018.31
  4. Step 4: Simplify right side
    4,583.02x = 20,710,254.80
  5. Step 5: Solve for x
    x = 20,710,254.80/4,583.02
  6. Step 6: Final answer
    x = 4,518.91

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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.