Home / 4,489.59-6,735.21-1,528.29

Finding the Fourth Proportional to 4,489.59, 6,735.21 and 1,528.29

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Solution

The fourth proportional to 4,489.59, 6,735.21 and 1,528.29 is: 2,292.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.59 : 6,735.21 = 1,528.29 : x
  2. Step 2: Convert to fraction form
    4,489.59/6,735.21 = 1,528.29/x
  3. Step 3: Cross multiply
    4,489.59x = 6,735.21 × 1,528.29
  4. Step 4: Simplify right side
    4,489.59x = 10,293,354.09
  5. Step 5: Solve for x
    x = 10,293,354.09/4,489.59
  6. Step 6: Final answer
    x = 2,292.72

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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.