Home / 4,624.80-6,382.12-2,528.88

Finding the Fourth Proportional to 4,624.80, 6,382.12 and 2,528.88

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Solution

The fourth proportional to 4,624.80, 6,382.12 and 2,528.88 is: 3,489.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,624.80 : 6,382.12 = 2,528.88 : x
  2. Step 2: Convert to fraction form
    4,624.80/6,382.12 = 2,528.88/x
  3. Step 3: Cross multiply
    4,624.80x = 6,382.12 × 2,528.88
  4. Step 4: Simplify right side
    4,624.80x = 16,139,615.63
  5. Step 5: Solve for x
    x = 16,139,615.63/4,624.80
  6. Step 6: Final answer
    x = 3,489.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.