Home / 4,320.96-6,479.75-1,546.80

Finding the Fourth Proportional to 4,320.96, 6,479.75 and 1,546.80

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Solution

The fourth proportional to 4,320.96, 6,479.75 and 1,546.80 is: 2,319.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.96 : 6,479.75 = 1,546.80 : x
  2. Step 2: Convert to fraction form
    4,320.96/6,479.75 = 1,546.80/x
  3. Step 3: Cross multiply
    4,320.96x = 6,479.75 × 1,546.80
  4. Step 4: Simplify right side
    4,320.96x = 10,022,869.57
  5. Step 5: Solve for x
    x = 10,022,869.57/4,320.96
  6. Step 6: Final answer
    x = 2,319.59

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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.