Home / 4,905.02-7,357.77-1,618.04

Finding the Fourth Proportional to 4,905.02, 7,357.77 and 1,618.04

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Solution

The fourth proportional to 4,905.02, 7,357.77 and 1,618.04 is: 2,427.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.02 : 7,357.77 = 1,618.04 : x
  2. Step 2: Convert to fraction form
    4,905.02/7,357.77 = 1,618.04/x
  3. Step 3: Cross multiply
    4,905.02x = 7,357.77 × 1,618.04
  4. Step 4: Simplify right side
    4,905.02x = 11,905,184.57
  5. Step 5: Solve for x
    x = 11,905,184.57/4,905.02
  6. Step 6: Final answer
    x = 2,427.14

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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.