Home / 2,746.68-4,120.08-1,015.32

Finding the Fourth Proportional to 2,746.68, 4,120.08 and 1,015.32

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Solution

The fourth proportional to 2,746.68, 4,120.08 and 1,015.32 is: 1,523.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.68 : 4,120.08 = 1,015.32 : x
  2. Step 2: Convert to fraction form
    2,746.68/4,120.08 = 1,015.32/x
  3. Step 3: Cross multiply
    2,746.68x = 4,120.08 × 1,015.32
  4. Step 4: Simplify right side
    2,746.68x = 4,183,199.63
  5. Step 5: Solve for x
    x = 4,183,199.63/2,746.68
  6. Step 6: Final answer
    x = 1,523.00

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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.