Home / 4,230.80-5,838.11-2,528.97

Finding the Fourth Proportional to 4,230.80, 5,838.11 and 2,528.97

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Solution

The fourth proportional to 4,230.80, 5,838.11 and 2,528.97 is: 3,489.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.80 : 5,838.11 = 2,528.97 : x
  2. Step 2: Convert to fraction form
    4,230.80/5,838.11 = 2,528.97/x
  3. Step 3: Cross multiply
    4,230.80x = 5,838.11 × 2,528.97
  4. Step 4: Simplify right side
    4,230.80x = 14,764,392.40
  5. Step 5: Solve for x
    x = 14,764,392.40/4,230.80
  6. Step 6: Final answer
    x = 3,489.74

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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.