Home / 2,734.54-4,101.58-1,638.10

Finding the Fourth Proportional to 2,734.54, 4,101.58 and 1,638.10

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Solution

The fourth proportional to 2,734.54, 4,101.58 and 1,638.10 is: 2,457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.54 : 4,101.58 = 1,638.10 : x
  2. Step 2: Convert to fraction form
    2,734.54/4,101.58 = 1,638.10/x
  3. Step 3: Cross multiply
    2,734.54x = 4,101.58 × 1,638.10
  4. Step 4: Simplify right side
    2,734.54x = 6,718,798.20
  5. Step 5: Solve for x
    x = 6,718,798.20/2,734.54
  6. Step 6: Final answer
    x = 2,457.01

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.