Home / 4,318.88-6,480.54-1,853.06

Finding the Fourth Proportional to 4,318.88, 6,480.54 and 1,853.06

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Solution

The fourth proportional to 4,318.88, 6,480.54 and 1,853.06 is: 2,780.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.88 : 6,480.54 = 1,853.06 : x
  2. Step 2: Convert to fraction form
    4,318.88/6,480.54 = 1,853.06/x
  3. Step 3: Cross multiply
    4,318.88x = 6,480.54 × 1,853.06
  4. Step 4: Simplify right side
    4,318.88x = 12,008,797.05
  5. Step 5: Solve for x
    x = 12,008,797.05/4,318.88
  6. Step 6: Final answer
    x = 2,780.54

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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.