Home / 4,905.83-7,356.02-1,618.04

Finding the Fourth Proportional to 4,905.83, 7,356.02 and 1,618.04

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Solution

The fourth proportional to 4,905.83, 7,356.02 and 1,618.04 is: 2,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.83 : 7,356.02 = 1,618.04 : x
  2. Step 2: Convert to fraction form
    4,905.83/7,356.02 = 1,618.04/x
  3. Step 3: Cross multiply
    4,905.83x = 7,356.02 × 1,618.04
  4. Step 4: Simplify right side
    4,905.83x = 11,902,344.90
  5. Step 5: Solve for x
    x = 11,902,344.90/4,905.83
  6. Step 6: Final answer
    x = 2,426.16

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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.