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Finding the Fourth Proportional to 4,890.86, 7,335.96 and 1,606.10

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Solution

The fourth proportional to 4,890.86, 7,335.96 and 1,606.10 is: 2,409.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.86 : 7,335.96 = 1,606.10 : x
  2. Step 2: Convert to fraction form
    4,890.86/7,335.96 = 1,606.10/x
  3. Step 3: Cross multiply
    4,890.86x = 7,335.96 × 1,606.10
  4. Step 4: Simplify right side
    4,890.86x = 11,782,285.36
  5. Step 5: Solve for x
    x = 11,782,285.36/4,890.86
  6. Step 6: Final answer
    x = 2,409.04

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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.