Home / 10,748.28-16,123.04-2,956.92

Finding the Fourth Proportional to 10,748.28, 16,123.04 and 2,956.92

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Solution

The fourth proportional to 10,748.28, 16,123.04 and 2,956.92 is: 4,435.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748.28 : 16,123.04 = 2,956.92 : x
  2. Step 2: Convert to fraction form
    10,748.28/16,123.04 = 2,956.92/x
  3. Step 3: Cross multiply
    10,748.28x = 16,123.04 × 2,956.92
  4. Step 4: Simplify right side
    10,748.28x = 47,674,539.44
  5. Step 5: Solve for x
    x = 47,674,539.44/10,748.28
  6. Step 6: Final answer
    x = 4,435.55

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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.