Home / 4,892.81-7,339.80-1,606.28

Finding the Fourth Proportional to 4,892.81, 7,339.80 and 1,606.28

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Solution

The fourth proportional to 4,892.81, 7,339.80 and 1,606.28 is: 2,409.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.81 : 7,339.80 = 1,606.28 : x
  2. Step 2: Convert to fraction form
    4,892.81/7,339.80 = 1,606.28/x
  3. Step 3: Cross multiply
    4,892.81x = 7,339.80 × 1,606.28
  4. Step 4: Simplify right side
    4,892.81x = 11,789,773.94
  5. Step 5: Solve for x
    x = 11,789,773.94/4,892.81
  6. Step 6: Final answer
    x = 2,409.61

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1.5x scale

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.