Home / 5,299.28-7,948.92-1,836.56

Finding the Fourth Proportional to 5,299.28, 7,948.92 and 1,836.56

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Solution

The fourth proportional to 5,299.28, 7,948.92 and 1,836.56 is: 2,754.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299.28 : 7,948.92 = 1,836.56 : x
  2. Step 2: Convert to fraction form
    5,299.28/7,948.92 = 1,836.56/x
  3. Step 3: Cross multiply
    5,299.28x = 7,948.92 × 1,836.56
  4. Step 4: Simplify right side
    5,299.28x = 14,598,668.52
  5. Step 5: Solve for x
    x = 14,598,668.52/5,299.28
  6. Step 6: Final answer
    x = 2,754.84

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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.