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Finding the Fourth Proportional to 2,446.96, 3,670.08 and 803.58

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Solution

The fourth proportional to 2,446.96, 3,670.08 and 803.58 is: 1,205.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446.96 : 3,670.08 = 803.58 : x
  2. Step 2: Convert to fraction form
    2,446.96/3,670.08 = 803.58/x
  3. Step 3: Cross multiply
    2,446.96x = 3,670.08 × 803.58
  4. Step 4: Simplify right side
    2,446.96x = 2,949,202.89
  5. Step 5: Solve for x
    x = 2,949,202.89/2,446.96
  6. Step 6: Final answer
    x = 1,205.25

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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.