Home / 10,101.94-15,155.35-3,176.44

Finding the Fourth Proportional to 10,101.94, 15,155.35 and 3,176.44

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Solution

The fourth proportional to 10,101.94, 15,155.35 and 3,176.44 is: 4,765.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101.94 : 15,155.35 = 3,176.44 : x
  2. Step 2: Convert to fraction form
    10,101.94/15,155.35 = 3,176.44/x
  3. Step 3: Cross multiply
    10,101.94x = 15,155.35 × 3,176.44
  4. Step 4: Simplify right side
    10,101.94x = 48,140,014.12
  5. Step 5: Solve for x
    x = 48,140,014.12/10,101.94
  6. Step 6: Final answer
    x = 4,765.42

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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.