Home / 3,305.20-4,956.35-1,548.79

Finding the Fourth Proportional to 3,305.20, 4,956.35 and 1,548.79

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Solution

The fourth proportional to 3,305.20, 4,956.35 and 1,548.79 is: 2,322.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.20 : 4,956.35 = 1,548.79 : x
  2. Step 2: Convert to fraction form
    3,305.20/4,956.35 = 1,548.79/x
  3. Step 3: Cross multiply
    3,305.20x = 4,956.35 × 1,548.79
  4. Step 4: Simplify right side
    3,305.20x = 7,676,325.18
  5. Step 5: Solve for x
    x = 7,676,325.18/3,305.20
  6. Step 6: Final answer
    x = 2,322.50

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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.