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Finding the Fourth Proportional to 8,304.10, 12,459.51 and 3,372.46

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Solution

The fourth proportional to 8,304.10, 12,459.51 and 3,372.46 is: 5,060.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.10 : 12,459.51 = 3,372.46 : x
  2. Step 2: Convert to fraction form
    8,304.10/12,459.51 = 3,372.46/x
  3. Step 3: Cross multiply
    8,304.10x = 12,459.51 × 3,372.46
  4. Step 4: Simplify right side
    8,304.10x = 42,019,199.09
  5. Step 5: Solve for x
    x = 42,019,199.09/8,304.10
  6. Step 6: Final answer
    x = 5,060.05

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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.