Home / 10,348.08-15,520.55-3,774.27

Finding the Fourth Proportional to 10,348.08, 15,520.55 and 3,774.27

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Solution

The fourth proportional to 10,348.08, 15,520.55 and 3,774.27 is: 5,660.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.08 : 15,520.55 = 3,774.27 : x
  2. Step 2: Convert to fraction form
    10,348.08/15,520.55 = 3,774.27/x
  3. Step 3: Cross multiply
    10,348.08x = 15,520.55 × 3,774.27
  4. Step 4: Simplify right side
    10,348.08x = 58,578,785.58
  5. Step 5: Solve for x
    x = 58,578,785.58/10,348.08
  6. Step 6: Final answer
    x = 5,660.84

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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.