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Finding the Fourth Proportional to 2,300.03, 3,449.04 and 656.21

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Solution

The fourth proportional to 2,300.03, 3,449.04 and 656.21 is: 984.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,300.03 : 3,449.04 = 656.21 : x
  2. Step 2: Convert to fraction form
    2,300.03/3,449.04 = 656.21/x
  3. Step 3: Cross multiply
    2,300.03x = 3,449.04 × 656.21
  4. Step 4: Simplify right side
    2,300.03x = 2,263,294.54
  5. Step 5: Solve for x
    x = 2,263,294.54/2,300.03
  6. Step 6: Final answer
    x = 984.03

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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.