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Finding the Fourth Proportional to 2,300.64, 3,448.08 and 1,000.64

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Solution

The fourth proportional to 2,300.64, 3,448.08 and 1,000.64 is: 1,499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,300.64 : 3,448.08 = 1,000.64 : x
  2. Step 2: Convert to fraction form
    2,300.64/3,448.08 = 1,000.64/x
  3. Step 3: Cross multiply
    2,300.64x = 3,448.08 × 1,000.64
  4. Step 4: Simplify right side
    2,300.64x = 3,450,286.77
  5. Step 5: Solve for x
    x = 3,450,286.77/2,300.64
  6. Step 6: Final answer
    x = 1,499.71

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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.