Home / 10,308.12-15,464.79-5,626.86

Finding the Fourth Proportional to 10,308.12, 15,464.79 and 5,626.86

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Solution

The fourth proportional to 10,308.12, 15,464.79 and 5,626.86 is: 8,441.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308.12 : 15,464.79 = 5,626.86 : x
  2. Step 2: Convert to fraction form
    10,308.12/15,464.79 = 5,626.86/x
  3. Step 3: Cross multiply
    10,308.12x = 15,464.79 × 5,626.86
  4. Step 4: Simplify right side
    10,308.12x = 87,018,208.26
  5. Step 5: Solve for x
    x = 87,018,208.26/10,308.12
  6. Step 6: Final answer
    x = 8,441.71

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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.