Home / 4,528.20-6,248.70-2,538.42

Finding the Fourth Proportional to 4,528.20, 6,248.70 and 2,538.42

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Solution

The fourth proportional to 4,528.20, 6,248.70 and 2,538.42 is: 3,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.20 : 6,248.70 = 2,538.42 : x
  2. Step 2: Convert to fraction form
    4,528.20/6,248.70 = 2,538.42/x
  3. Step 3: Cross multiply
    4,528.20x = 6,248.70 × 2,538.42
  4. Step 4: Simplify right side
    4,528.20x = 15,861,825.05
  5. Step 5: Solve for x
    x = 15,861,825.05/4,528.20
  6. Step 6: Final answer
    x = 3,502.90

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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.